Home / 3,127,000.80-4,700,523.60-2,905,125.60

Finding the Fourth Proportional to 3,127,000.80, 4,700,523.60 and 2,905,125.60

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Solution

The fourth proportional to 3,127,000.80, 4,700,523.60 and 2,905,125.60 is: 4,366,999.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,127,000.80 : 4,700,523.60 = 2,905,125.60 : x
  2. Step 2: Convert to fraction form
    3,127,000.80/4,700,523.60 = 2,905,125.60/x
  3. Step 3: Cross multiply
    3,127,000.80x = 4,700,523.60 × 2,905,125.60
  4. Step 4: Simplify right side
    3,127,000.80x = 13,655,611,443,764.16
  5. Step 5: Solve for x
    x = 13,655,611,443,764.16/3,127,000.80
  6. Step 6: Final answer
    x = 4,366,999.66

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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.