Home / 1,503,557.56-2,255,343.90-381,626.92

Finding the Fourth Proportional to 1,503,557.56, 2,255,343.90 and 381,626.92

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Solution

The fourth proportional to 1,503,557.56, 2,255,343.90 and 381,626.92 is: 572,442.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,503,557.56 : 2,255,343.90 = 381,626.92 : x
  2. Step 2: Convert to fraction form
    1,503,557.56/2,255,343.90 = 381,626.92/x
  3. Step 3: Cross multiply
    1,503,557.56x = 2,255,343.90 × 381,626.92
  4. Step 4: Simplify right side
    1,503,557.56x = 860,699,946,097.79
  5. Step 5: Solve for x
    x = 860,699,946,097.79/1,503,557.56
  6. Step 6: Final answer
    x = 572,442.30

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1.5x scale

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.