Home / 1,569,557.16-2,165,948.10-916,308.36

Finding the Fourth Proportional to 1,569,557.16, 2,165,948.10 and 916,308.36

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Solution

The fourth proportional to 1,569,557.16, 2,165,948.10 and 916,308.36 is: 1,264,481.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569,557.16 : 2,165,948.10 = 916,308.36 : x
  2. Step 2: Convert to fraction form
    1,569,557.16/2,165,948.10 = 916,308.36/x
  3. Step 3: Cross multiply
    1,569,557.16x = 2,165,948.10 × 916,308.36
  4. Step 4: Simplify right side
    1,569,557.16x = 1,984,676,351,356.12
  5. Step 5: Solve for x
    x = 1,984,676,351,356.12/1,569,557.16
  6. Step 6: Final answer
    x = 1,264,481.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.