Home / 1,359,979.56-2,038,103.10-860,449.32

Finding the Fourth Proportional to 1,359,979.56, 2,038,103.10 and 860,449.32

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Solution

The fourth proportional to 1,359,979.56, 2,038,103.10 and 860,449.32 is: 1,289,493.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,979.56 : 2,038,103.10 = 860,449.32 : x
  2. Step 2: Convert to fraction form
    1,359,979.56/2,038,103.10 = 860,449.32/x
  3. Step 3: Cross multiply
    1,359,979.56x = 2,038,103.10 × 860,449.32
  4. Step 4: Simplify right side
    1,359,979.56x = 1,753,684,426,484.89
  5. Step 5: Solve for x
    x = 1,753,684,426,484.89/1,359,979.56
  6. Step 6: Final answer
    x = 1,289,493.22

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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.