Home / 1,472,056.56-2,031,083.37-859,861.80

Finding the Fourth Proportional to 1,472,056.56, 2,031,083.37 and 859,861.80

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Solution

The fourth proportional to 1,472,056.56, 2,031,083.37 and 859,861.80 is: 1,186,402.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,056.56 : 2,031,083.37 = 859,861.80 : x
  2. Step 2: Convert to fraction form
    1,472,056.56/2,031,083.37 = 859,861.80/x
  3. Step 3: Cross multiply
    1,472,056.56x = 2,031,083.37 × 859,861.80
  4. Step 4: Simplify right side
    1,472,056.56x = 1,746,451,002,478.27
  5. Step 5: Solve for x
    x = 1,746,451,002,478.27/1,472,056.56
  6. Step 6: Final answer
    x = 1,186,402.11

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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.