Home / 1,347,046.30-2,020,132.05-448,335.10

Finding the Fourth Proportional to 1,347,046.30, 2,020,132.05 and 448,335.10

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Solution

The fourth proportional to 1,347,046.30, 2,020,132.05 and 448,335.10 is: 672,357.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,046.30 : 2,020,132.05 = 448,335.10 : x
  2. Step 2: Convert to fraction form
    1,347,046.30/2,020,132.05 = 448,335.10/x
  3. Step 3: Cross multiply
    1,347,046.30x = 2,020,132.05 × 448,335.10
  4. Step 4: Simplify right side
    1,347,046.30x = 905,696,104,649.96
  5. Step 5: Solve for x
    x = 905,696,104,649.96/1,347,046.30
  6. Step 6: Final answer
    x = 672,357.07

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Double scale
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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.