Home / 1,616,740.80-2,425,456.80-494,923.20

Finding the Fourth Proportional to 1,616,740.80, 2,425,456.80 and 494,923.20

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Solution

The fourth proportional to 1,616,740.80, 2,425,456.80 and 494,923.20 is: 742,490.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,616,740.80 : 2,425,456.80 = 494,923.20 : x
  2. Step 2: Convert to fraction form
    1,616,740.80/2,425,456.80 = 494,923.20/x
  3. Step 3: Cross multiply
    1,616,740.80x = 2,425,456.80 × 494,923.20
  4. Step 4: Simplify right side
    1,616,740.80x = 1,200,414,840,917.76
  5. Step 5: Solve for x
    x = 1,200,414,840,917.76/1,616,740.80
  6. Step 6: Final answer
    x = 742,490.60

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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.