Home / 1,512,097.60-2,268,340.80-754,326.40

Finding the Fourth Proportional to 1,512,097.60, 2,268,340.80 and 754,326.40

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Solution

The fourth proportional to 1,512,097.60, 2,268,340.80 and 754,326.40 is: 1,131,586.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,097.60 : 2,268,340.80 = 754,326.40 : x
  2. Step 2: Convert to fraction form
    1,512,097.60/2,268,340.80 = 754,326.40/x
  3. Step 3: Cross multiply
    1,512,097.60x = 2,268,340.80 × 754,326.40
  4. Step 4: Simplify right side
    1,512,097.60x = 1,711,069,349,637.12
  5. Step 5: Solve for x
    x = 1,711,069,349,637.12/1,512,097.60
  6. Step 6: Final answer
    x = 1,131,586.58

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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.