Home / 1,608,439.83-2,413,126.70-648,399.98

Finding the Fourth Proportional to 1,608,439.83, 2,413,126.70 and 648,399.98

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Solution

The fourth proportional to 1,608,439.83, 2,413,126.70 and 648,399.98 is: 972,788.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,608,439.83 : 2,413,126.70 = 648,399.98 : x
  2. Step 2: Convert to fraction form
    1,608,439.83/2,413,126.70 = 648,399.98/x
  3. Step 3: Cross multiply
    1,608,439.83x = 2,413,126.70 × 648,399.98
  4. Step 4: Simplify right side
    1,608,439.83x = 1,564,671,304,017.47
  5. Step 5: Solve for x
    x = 1,564,671,304,017.47/1,608,439.83
  6. Step 6: Final answer
    x = 972,788.21

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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.