Home / 1,055,298.92-1,456,339.12-647,625.92

Finding the Fourth Proportional to 1,055,298.92, 1,456,339.12 and 647,625.92

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Solution

The fourth proportional to 1,055,298.92, 1,456,339.12 and 647,625.92 is: 893,740.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,298.92 : 1,456,339.12 = 647,625.92 : x
  2. Step 2: Convert to fraction form
    1,055,298.92/1,456,339.12 = 647,625.92/x
  3. Step 3: Cross multiply
    1,055,298.92x = 1,456,339.12 × 647,625.92
  4. Step 4: Simplify right side
    1,055,298.92x = 943,162,962,421.99
  5. Step 5: Solve for x
    x = 943,162,962,421.99/1,055,298.92
  6. Step 6: Final answer
    x = 893,740.10

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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.