Home / 4,920,079.20-7,381,501.20-2,395,816.80

Finding the Fourth Proportional to 4,920,079.20, 7,381,501.20 and 2,395,816.80

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Solution

The fourth proportional to 4,920,079.20, 7,381,501.20 and 2,395,816.80 is: 3,594,398.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920,079.20 : 7,381,501.20 = 2,395,816.80 : x
  2. Step 2: Convert to fraction form
    4,920,079.20/7,381,501.20 = 2,395,816.80/x
  3. Step 3: Cross multiply
    4,920,079.20x = 7,381,501.20 × 2,395,816.80
  4. Step 4: Simplify right side
    4,920,079.20x = 17,684,724,584,180.16
  5. Step 5: Solve for x
    x = 17,684,724,584,180.16/4,920,079.20
  6. Step 6: Final answer
    x = 3,594,398.36

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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.