Home / 2,572,862.85-3,550,768.79-1,427,312.25

Finding the Fourth Proportional to 2,572,862.85, 3,550,768.79 and 1,427,312.25

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Solution

The fourth proportional to 2,572,862.85, 3,550,768.79 and 1,427,312.25 is: 1,969,811.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,572,862.85 : 3,550,768.79 = 1,427,312.25 : x
  2. Step 2: Convert to fraction form
    2,572,862.85/3,550,768.79 = 1,427,312.25/x
  3. Step 3: Cross multiply
    2,572,862.85x = 3,550,768.79 × 1,427,312.25
  4. Step 4: Simplify right side
    2,572,862.85x = 5,068,055,783,748.12
  5. Step 5: Solve for x
    x = 5,068,055,783,748.12/2,572,862.85
  6. Step 6: Final answer
    x = 1,969,811.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.