Home / 1,557,530.10-2,331,629.55-926,118.90

Finding the Fourth Proportional to 1,557,530.10, 2,331,629.55 and 926,118.90

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Solution

The fourth proportional to 1,557,530.10, 2,331,629.55 and 926,118.90 is: 1,386,404.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,530.10 : 2,331,629.55 = 926,118.90 : x
  2. Step 2: Convert to fraction form
    1,557,530.10/2,331,629.55 = 926,118.90/x
  3. Step 3: Cross multiply
    1,557,530.10x = 2,331,629.55 × 926,118.90
  4. Step 4: Simplify right side
    1,557,530.10x = 2,159,366,194,053.50
  5. Step 5: Solve for x
    x = 2,159,366,194,053.50/1,557,530.10
  6. Step 6: Final answer
    x = 1,386,404.15

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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.