Home / 3,234,655.20-4,851,982.80-990,501.60

Finding the Fourth Proportional to 3,234,655.20, 4,851,982.80 and 990,501.60

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Solution

The fourth proportional to 3,234,655.20, 4,851,982.80 and 990,501.60 is: 1,485,752.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,234,655.20 : 4,851,982.80 = 990,501.60 : x
  2. Step 2: Convert to fraction form
    3,234,655.20/4,851,982.80 = 990,501.60/x
  3. Step 3: Cross multiply
    3,234,655.20x = 4,851,982.80 × 990,501.60
  4. Step 4: Simplify right side
    3,234,655.20x = 4,805,896,726,572.48
  5. Step 5: Solve for x
    x = 4,805,896,726,572.48/3,234,655.20
  6. Step 6: Final answer
    x = 1,485,752.40

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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.