Home / 975,540.43-1,463,815.21-707,875.36

Finding the Fourth Proportional to 975,540.43, 1,463,815.21 and 707,875.36

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Solution

The fourth proportional to 975,540.43, 1,463,815.21 and 707,875.36 is: 1,062,179.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,540.43 : 1,463,815.21 = 707,875.36 : x
  2. Step 2: Convert to fraction form
    975,540.43/1,463,815.21 = 707,875.36/x
  3. Step 3: Cross multiply
    975,540.43x = 1,463,815.21 × 707,875.36
  4. Step 4: Simplify right side
    975,540.43x = 1,036,198,718,752.23
  5. Step 5: Solve for x
    x = 1,036,198,718,752.23/975,540.43
  6. Step 6: Final answer
    x = 1,062,179.16

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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.