Home / 2,709,680.40-4,064,520.60-1,113,389.10

Finding the Fourth Proportional to 2,709,680.40, 4,064,520.60 and 1,113,389.10

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Solution

The fourth proportional to 2,709,680.40, 4,064,520.60 and 1,113,389.10 is: 1,670,083.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,709,680.40 : 4,064,520.60 = 1,113,389.10 : x
  2. Step 2: Convert to fraction form
    2,709,680.40/4,064,520.60 = 1,113,389.10/x
  3. Step 3: Cross multiply
    2,709,680.40x = 4,064,520.60 × 1,113,389.10
  4. Step 4: Simplify right side
    2,709,680.40x = 4,525,392,932,765.46
  5. Step 5: Solve for x
    x = 4,525,392,932,765.46/2,709,680.40
  6. Step 6: Final answer
    x = 1,670,083.65

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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.