Home / 1,152,520.80-1,730,336.40-732,616.80

Finding the Fourth Proportional to 1,152,520.80, 1,730,336.40 and 732,616.80

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Solution

The fourth proportional to 1,152,520.80, 1,730,336.40 and 732,616.80 is: 1,099,913.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,520.80 : 1,730,336.40 = 732,616.80 : x
  2. Step 2: Convert to fraction form
    1,152,520.80/1,730,336.40 = 732,616.80/x
  3. Step 3: Cross multiply
    1,152,520.80x = 1,730,336.40 × 732,616.80
  4. Step 4: Simplify right side
    1,152,520.80x = 1,267,673,516,291.52
  5. Step 5: Solve for x
    x = 1,267,673,516,291.52/1,152,520.80
  6. Step 6: Final answer
    x = 1,099,913.79

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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.