Home / 952,335.30-1,428,502.95-742,130.58

Finding the Fourth Proportional to 952,335.30, 1,428,502.95 and 742,130.58

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Solution

The fourth proportional to 952,335.30, 1,428,502.95 and 742,130.58 is: 1,113,195.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    952,335.30 : 1,428,502.95 = 742,130.58 : x
  2. Step 2: Convert to fraction form
    952,335.30/1,428,502.95 = 742,130.58/x
  3. Step 3: Cross multiply
    952,335.30x = 1,428,502.95 × 742,130.58
  4. Step 4: Simplify right side
    952,335.30x = 1,060,135,722,815.21
  5. Step 5: Solve for x
    x = 1,060,135,722,815.21/952,335.30
  6. Step 6: Final answer
    x = 1,113,195.87

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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.