Home / 1,341,686.20-2,014,862.10-711,830.20

Finding the Fourth Proportional to 1,341,686.20, 2,014,862.10 and 711,830.20

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Solution

The fourth proportional to 1,341,686.20, 2,014,862.10 and 711,830.20 is: 1,068,982.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,686.20 : 2,014,862.10 = 711,830.20 : x
  2. Step 2: Convert to fraction form
    1,341,686.20/2,014,862.10 = 711,830.20/x
  3. Step 3: Cross multiply
    1,341,686.20x = 2,014,862.10 × 711,830.20
  4. Step 4: Simplify right side
    1,341,686.20x = 1,434,239,691,615.42
  5. Step 5: Solve for x
    x = 1,434,239,691,615.42/1,341,686.20
  6. Step 6: Final answer
    x = 1,068,982.96

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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.