Home / 1,215,591.24-1,823,387.67-317,030.70

Finding the Fourth Proportional to 1,215,591.24, 1,823,387.67 and 317,030.70

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Solution

The fourth proportional to 1,215,591.24, 1,823,387.67 and 317,030.70 is: 475,546.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,215,591.24 : 1,823,387.67 = 317,030.70 : x
  2. Step 2: Convert to fraction form
    1,215,591.24/1,823,387.67 = 317,030.70/x
  3. Step 3: Cross multiply
    1,215,591.24x = 1,823,387.67 × 317,030.70
  4. Step 4: Simplify right side
    1,215,591.24x = 578,069,869,391.47
  5. Step 5: Solve for x
    x = 578,069,869,391.47/1,215,591.24
  6. Step 6: Final answer
    x = 475,546.26

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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.