Home / 1,195,422.71-1,793,125.12-342,495.07

Finding the Fourth Proportional to 1,195,422.71, 1,793,125.12 and 342,495.07

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Solution

The fourth proportional to 1,195,422.71, 1,793,125.12 and 342,495.07 is: 513,740.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,422.71 : 1,793,125.12 = 342,495.07 : x
  2. Step 2: Convert to fraction form
    1,195,422.71/1,793,125.12 = 342,495.07/x
  3. Step 3: Cross multiply
    1,195,422.71x = 1,793,125.12 × 342,495.07
  4. Step 4: Simplify right side
    1,195,422.71x = 614,136,517,324.30
  5. Step 5: Solve for x
    x = 614,136,517,324.30/1,195,422.71
  6. Step 6: Final answer
    x = 513,740.05

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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.