Home / 1,785,610.47-2,464,160.22-969,830.19

Finding the Fourth Proportional to 1,785,610.47, 2,464,160.22 and 969,830.19

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Solution

The fourth proportional to 1,785,610.47, 2,464,160.22 and 969,830.19 is: 1,338,375.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,785,610.47 : 2,464,160.22 = 969,830.19 : x
  2. Step 2: Convert to fraction form
    1,785,610.47/2,464,160.22 = 969,830.19/x
  3. Step 3: Cross multiply
    1,785,610.47x = 2,464,160.22 × 969,830.19
  4. Step 4: Simplify right side
    1,785,610.47x = 2,389,816,974,353.04
  5. Step 5: Solve for x
    x = 2,389,816,974,353.04/1,785,610.47
  6. Step 6: Final answer
    x = 1,338,375.31

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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.