Home / 3,477,386.10-5,216,079.15-2,880,189.30

Finding the Fourth Proportional to 3,477,386.10, 5,216,079.15 and 2,880,189.30

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Solution

The fourth proportional to 3,477,386.10, 5,216,079.15 and 2,880,189.30 is: 4,320,283.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,477,386.10 : 5,216,079.15 = 2,880,189.30 : x
  2. Step 2: Convert to fraction form
    3,477,386.10/5,216,079.15 = 2,880,189.30/x
  3. Step 3: Cross multiply
    3,477,386.10x = 5,216,079.15 × 2,880,189.30
  4. Step 4: Simplify right side
    3,477,386.10x = 15,023,295,355,783.10
  5. Step 5: Solve for x
    x = 15,023,295,355,783.10/3,477,386.10
  6. Step 6: Final answer
    x = 4,320,283.95

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Double scale
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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.