Home / 1,447,380.40-1,997,624.13-803,008.18

Finding the Fourth Proportional to 1,447,380.40, 1,997,624.13 and 803,008.18

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Solution

The fourth proportional to 1,447,380.40, 1,997,624.13 and 803,008.18 is: 1,108,283.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,380.40 : 1,997,624.13 = 803,008.18 : x
  2. Step 2: Convert to fraction form
    1,447,380.40/1,997,624.13 = 803,008.18/x
  3. Step 3: Cross multiply
    1,447,380.40x = 1,997,624.13 × 803,008.18
  4. Step 4: Simplify right side
    1,447,380.40x = 1,604,108,516,955.38
  5. Step 5: Solve for x
    x = 1,604,108,516,955.38/1,447,380.40
  6. Step 6: Final answer
    x = 1,108,283.98

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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.