Home / 1,615,686.40-2,423,785.60-550,828.80

Finding the Fourth Proportional to 1,615,686.40, 2,423,785.60 and 550,828.80

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Solution

The fourth proportional to 1,615,686.40, 2,423,785.60 and 550,828.80 is: 826,330.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,615,686.40 : 2,423,785.60 = 550,828.80 : x
  2. Step 2: Convert to fraction form
    1,615,686.40/2,423,785.60 = 550,828.80/x
  3. Step 3: Cross multiply
    1,615,686.40x = 2,423,785.60 × 550,828.80
  4. Step 4: Simplify right side
    1,615,686.40x = 1,335,090,913,505.28
  5. Step 5: Solve for x
    x = 1,335,090,913,505.28/1,615,686.40
  6. Step 6: Final answer
    x = 826,330.48

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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.