Home / 947,070.08-1,420,595.39-547,456.58

Finding the Fourth Proportional to 947,070.08, 1,420,595.39 and 547,456.58

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Solution

The fourth proportional to 947,070.08, 1,420,595.39 and 547,456.58 is: 821,179.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,070.08 : 1,420,595.39 = 547,456.58 : x
  2. Step 2: Convert to fraction form
    947,070.08/1,420,595.39 = 547,456.58/x
  3. Step 3: Cross multiply
    947,070.08x = 1,420,595.39 × 547,456.58
  4. Step 4: Simplify right side
    947,070.08x = 777,714,283,932.91
  5. Step 5: Solve for x
    x = 777,714,283,932.91/947,070.08
  6. Step 6: Final answer
    x = 821,179.24

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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.