Home / 1,513,098-2,269,056.48-660,430.44

Finding the Fourth Proportional to 1,513,098, 2,269,056.48 and 660,430.44

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Solution

The fourth proportional to 1,513,098, 2,269,056.48 and 660,430.44 is: 990,387.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,098 : 2,269,056.48 = 660,430.44 : x
  2. Step 2: Convert to fraction form
    1,513,098/2,269,056.48 = 660,430.44/x
  3. Step 3: Cross multiply
    1,513,098x = 2,269,056.48 × 660,430.44
  4. Step 4: Simplify right side
    1,513,098x = 1,498,553,969,471.25
  5. Step 5: Solve for x
    x = 1,498,553,969,471.25/1,513,098
  6. Step 6: Final answer
    x = 990,387.91

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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.