Home / 1,207,953.69-1,807,987.76-888,020.87

Finding the Fourth Proportional to 1,207,953.69, 1,807,987.76 and 888,020.87

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Solution

The fourth proportional to 1,207,953.69, 1,807,987.76 and 888,020.87 is: 1,329,132.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,953.69 : 1,807,987.76 = 888,020.87 : x
  2. Step 2: Convert to fraction form
    1,207,953.69/1,807,987.76 = 888,020.87/x
  3. Step 3: Cross multiply
    1,207,953.69x = 1,807,987.76 × 888,020.87
  4. Step 4: Simplify right side
    1,207,953.69x = 1,605,530,853,434.59
  5. Step 5: Solve for x
    x = 1,605,530,853,434.59/1,207,953.69
  6. Step 6: Final answer
    x = 1,329,132.79

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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.