Home / 3,587,061.28-4,950,112.08-1,977,429.28

Finding the Fourth Proportional to 3,587,061.28, 4,950,112.08 and 1,977,429.28

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Solution

The fourth proportional to 3,587,061.28, 4,950,112.08 and 1,977,429.28 is: 2,728,834.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,587,061.28 : 4,950,112.08 = 1,977,429.28 : x
  2. Step 2: Convert to fraction form
    3,587,061.28/4,950,112.08 = 1,977,429.28/x
  3. Step 3: Cross multiply
    3,587,061.28x = 4,950,112.08 × 1,977,429.28
  4. Step 4: Simplify right side
    3,587,061.28x = 9,788,496,566,273.70
  5. Step 5: Solve for x
    x = 9,788,496,566,273.70/3,587,061.28
  6. Step 6: Final answer
    x = 2,728,834.50

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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.