Home / 1,312,881.66-1,969,654.59-366,251.94

Finding the Fourth Proportional to 1,312,881.66, 1,969,654.59 and 366,251.94

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Solution

The fourth proportional to 1,312,881.66, 1,969,654.59 and 366,251.94 is: 549,470.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,312,881.66 : 1,969,654.59 = 366,251.94 : x
  2. Step 2: Convert to fraction form
    1,312,881.66/1,969,654.59 = 366,251.94/x
  3. Step 3: Cross multiply
    1,312,881.66x = 1,969,654.59 × 366,251.94
  4. Step 4: Simplify right side
    1,312,881.66x = 721,389,814,717.41
  5. Step 5: Solve for x
    x = 721,389,814,717.41/1,312,881.66
  6. Step 6: Final answer
    x = 549,470.56

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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.