Home / 1,013,620.50-1,519,217.37-473,149.62

Finding the Fourth Proportional to 1,013,620.50, 1,519,217.37 and 473,149.62

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Solution

The fourth proportional to 1,013,620.50, 1,519,217.37 and 473,149.62 is: 709,158.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,620.50 : 1,519,217.37 = 473,149.62 : x
  2. Step 2: Convert to fraction form
    1,013,620.50/1,519,217.37 = 473,149.62/x
  3. Step 3: Cross multiply
    1,013,620.50x = 1,519,217.37 × 473,149.62
  4. Step 4: Simplify right side
    1,013,620.50x = 718,817,121,312.90
  5. Step 5: Solve for x
    x = 718,817,121,312.90/1,013,620.50
  6. Step 6: Final answer
    x = 709,158.03

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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.