Home / 5,390,446.40-8,083,701.30-1,796,330.60

Finding the Fourth Proportional to 5,390,446.40, 8,083,701.30 and 1,796,330.60

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Solution

The fourth proportional to 5,390,446.40, 8,083,701.30 and 1,796,330.60 is: 2,693,839.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,390,446.40 : 8,083,701.30 = 1,796,330.60 : x
  2. Step 2: Convert to fraction form
    5,390,446.40/8,083,701.30 = 1,796,330.60/x
  3. Step 3: Cross multiply
    5,390,446.40x = 8,083,701.30 × 1,796,330.60
  4. Step 4: Simplify right side
    5,390,446.40x = 14,521,000,006,449.78
  5. Step 5: Solve for x
    x = 14,521,000,006,449.78/5,390,446.40
  6. Step 6: Final answer
    x = 2,693,839.98

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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.