Home / 4,712,229.60-7,072,030.80-2,188,197.60

Finding the Fourth Proportional to 4,712,229.60, 7,072,030.80 and 2,188,197.60

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Solution

The fourth proportional to 4,712,229.60, 7,072,030.80 and 2,188,197.60 is: 3,284,008.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,712,229.60 : 7,072,030.80 = 2,188,197.60 : x
  2. Step 2: Convert to fraction form
    4,712,229.60/7,072,030.80 = 2,188,197.60/x
  3. Step 3: Cross multiply
    4,712,229.60x = 7,072,030.80 × 2,188,197.60
  4. Step 4: Simplify right side
    4,712,229.60x = 15,475,000,823,686.08
  5. Step 5: Solve for x
    x = 15,475,000,823,686.08/4,712,229.60
  6. Step 6: Final answer
    x = 3,284,008.24

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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.