Home / 1,124,514.80-1,551,847.92-615,225.68

Finding the Fourth Proportional to 1,124,514.80, 1,551,847.92 and 615,225.68

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Solution

The fourth proportional to 1,124,514.80, 1,551,847.92 and 615,225.68 is: 849,021.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,514.80 : 1,551,847.92 = 615,225.68 : x
  2. Step 2: Convert to fraction form
    1,124,514.80/1,551,847.92 = 615,225.68/x
  3. Step 3: Cross multiply
    1,124,514.80x = 1,551,847.92 × 615,225.68
  4. Step 4: Simplify right side
    1,124,514.80x = 954,736,691,838.59
  5. Step 5: Solve for x
    x = 954,736,691,838.59/1,124,514.80
  6. Step 6: Final answer
    x = 849,021.01

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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.