Home / 2,689,323.40-4,033,985.10-983,463.40

Finding the Fourth Proportional to 2,689,323.40, 4,033,985.10 and 983,463.40

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Solution

The fourth proportional to 2,689,323.40, 4,033,985.10 and 983,463.40 is: 1,475,195.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,689,323.40 : 4,033,985.10 = 983,463.40 : x
  2. Step 2: Convert to fraction form
    2,689,323.40/4,033,985.10 = 983,463.40/x
  3. Step 3: Cross multiply
    2,689,323.40x = 4,033,985.10 × 983,463.40
  4. Step 4: Simplify right side
    2,689,323.40x = 3,967,276,701,995.34
  5. Step 5: Solve for x
    x = 3,967,276,701,995.34/2,689,323.40
  6. Step 6: Final answer
    x = 1,475,195.10

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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.