Home / 1,147,287.93-1,720,685.85-473,194.40

Finding the Fourth Proportional to 1,147,287.93, 1,720,685.85 and 473,194.40

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Solution

The fourth proportional to 1,147,287.93, 1,720,685.85 and 473,194.40 is: 709,690.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,287.93 : 1,720,685.85 = 473,194.40 : x
  2. Step 2: Convert to fraction form
    1,147,287.93/1,720,685.85 = 473,194.40/x
  3. Step 3: Cross multiply
    1,147,287.93x = 1,720,685.85 × 473,194.40
  4. Step 4: Simplify right side
    1,147,287.93x = 814,218,899,775.81
  5. Step 5: Solve for x
    x = 814,218,899,775.81/1,147,287.93
  6. Step 6: Final answer
    x = 709,690.11

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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.