Home / 1,242,411.12-1,863,308.88-532,358.64

Finding the Fourth Proportional to 1,242,411.12, 1,863,308.88 and 532,358.64

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Solution

The fourth proportional to 1,242,411.12, 1,863,308.88 and 532,358.64 is: 798,406.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,411.12 : 1,863,308.88 = 532,358.64 : x
  2. Step 2: Convert to fraction form
    1,242,411.12/1,863,308.88 = 532,358.64/x
  3. Step 3: Cross multiply
    1,242,411.12x = 1,863,308.88 × 532,358.64
  4. Step 4: Simplify right side
    1,242,411.12x = 991,948,581,256.72
  5. Step 5: Solve for x
    x = 991,948,581,256.72/1,242,411.12
  6. Step 6: Final answer
    x = 798,406.07

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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.