Home / 1,057,673.92-1,587,141.26-383,807.78

Finding the Fourth Proportional to 1,057,673.92, 1,587,141.26 and 383,807.78

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Solution

The fourth proportional to 1,057,673.92, 1,587,141.26 and 383,807.78 is: 575,940.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,673.92 : 1,587,141.26 = 383,807.78 : x
  2. Step 2: Convert to fraction form
    1,057,673.92/1,587,141.26 = 383,807.78/x
  3. Step 3: Cross multiply
    1,057,673.92x = 1,587,141.26 × 383,807.78
  4. Step 4: Simplify right side
    1,057,673.92x = 609,157,163,547.00
  5. Step 5: Solve for x
    x = 609,157,163,547.00/1,057,673.92
  6. Step 6: Final answer
    x = 575,940.42

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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.