Home / 2,620,705.24-3,931,079.88-727,594.32

Finding the Fourth Proportional to 2,620,705.24, 3,931,079.88 and 727,594.32

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Solution

The fourth proportional to 2,620,705.24, 3,931,079.88 and 727,594.32 is: 1,091,397.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,620,705.24 : 3,931,079.88 = 727,594.32 : x
  2. Step 2: Convert to fraction form
    2,620,705.24/3,931,079.88 = 727,594.32/x
  3. Step 3: Cross multiply
    2,620,705.24x = 3,931,079.88 × 727,594.32
  4. Step 4: Simplify right side
    2,620,705.24x = 2,860,231,392,154.28
  5. Step 5: Solve for x
    x = 2,860,231,392,154.28/2,620,705.24
  6. Step 6: Final answer
    x = 1,091,397.59

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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.