Home / 1,156,730.52-1,596,321.90-647,419.80

Finding the Fourth Proportional to 1,156,730.52, 1,596,321.90 and 647,419.80

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Solution

The fourth proportional to 1,156,730.52, 1,596,321.90 and 647,419.80 is: 893,458.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,730.52 : 1,596,321.90 = 647,419.80 : x
  2. Step 2: Convert to fraction form
    1,156,730.52/1,596,321.90 = 647,419.80/x
  3. Step 3: Cross multiply
    1,156,730.52x = 1,596,321.90 × 647,419.80
  4. Step 4: Simplify right side
    1,156,730.52x = 1,033,490,405,233.62
  5. Step 5: Solve for x
    x = 1,033,490,405,233.62/1,156,730.52
  6. Step 6: Final answer
    x = 893,458.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.