Home / 1,313,490.17-1,970,235.25-1,014,406.98

Finding the Fourth Proportional to 1,313,490.17, 1,970,235.25 and 1,014,406.98

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Solution

The fourth proportional to 1,313,490.17, 1,970,235.25 and 1,014,406.98 is: 1,521,610.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,490.17 : 1,970,235.25 = 1,014,406.98 : x
  2. Step 2: Convert to fraction form
    1,313,490.17/1,970,235.25 = 1,014,406.98/x
  3. Step 3: Cross multiply
    1,313,490.17x = 1,970,235.25 × 1,014,406.98
  4. Step 4: Simplify right side
    1,313,490.17x = 1,998,620,387,306.03
  5. Step 5: Solve for x
    x = 1,998,620,387,306.03/1,313,490.17
  6. Step 6: Final answer
    x = 1,521,610.47

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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.