Home / 1,038,018.10-1,557,027.15-637,359.70

Finding the Fourth Proportional to 1,038,018.10, 1,557,027.15 and 637,359.70

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Solution

The fourth proportional to 1,038,018.10, 1,557,027.15 and 637,359.70 is: 956,039.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,018.10 : 1,557,027.15 = 637,359.70 : x
  2. Step 2: Convert to fraction form
    1,038,018.10/1,557,027.15 = 637,359.70/x
  3. Step 3: Cross multiply
    1,038,018.10x = 1,557,027.15 × 637,359.70
  4. Step 4: Simplify right side
    1,038,018.10x = 992,386,357,215.86
  5. Step 5: Solve for x
    x = 992,386,357,215.86/1,038,018.10
  6. Step 6: Final answer
    x = 956,039.55

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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.