Home / 5,807,321.20-8,710,981.80-3,287,897.20

Finding the Fourth Proportional to 5,807,321.20, 8,710,981.80 and 3,287,897.20

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Solution

The fourth proportional to 5,807,321.20, 8,710,981.80 and 3,287,897.20 is: 4,931,845.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,807,321.20 : 8,710,981.80 = 3,287,897.20 : x
  2. Step 2: Convert to fraction form
    5,807,321.20/8,710,981.80 = 3,287,897.20/x
  3. Step 3: Cross multiply
    5,807,321.20x = 8,710,981.80 × 3,287,897.20
  4. Step 4: Simplify right side
    5,807,321.20x = 28,640,812,669,470.96
  5. Step 5: Solve for x
    x = 28,640,812,669,470.96/5,807,321.20
  6. Step 6: Final answer
    x = 4,931,845.80

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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.