Home / 1,141,202.40-1,712,087.92-342,498.72

Finding the Fourth Proportional to 1,141,202.40, 1,712,087.92 and 342,498.72

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Solution

The fourth proportional to 1,141,202.40, 1,712,087.92 and 342,498.72 is: 513,833.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,202.40 : 1,712,087.92 = 342,498.72 : x
  2. Step 2: Convert to fraction form
    1,141,202.40/1,712,087.92 = 342,498.72/x
  3. Step 3: Cross multiply
    1,141,202.40x = 1,712,087.92 × 342,498.72
  4. Step 4: Simplify right side
    1,141,202.40x = 586,387,921,127.46
  5. Step 5: Solve for x
    x = 586,387,921,127.46/1,141,202.40
  6. Step 6: Final answer
    x = 513,833.41

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1.5x scale

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.