Home / 1,347,140.42-2,021,032.36-448,589.95

Finding the Fourth Proportional to 1,347,140.42, 2,021,032.36 and 448,589.95

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Solution

The fourth proportional to 1,347,140.42, 2,021,032.36 and 448,589.95 is: 672,992.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,140.42 : 2,021,032.36 = 448,589.95 : x
  2. Step 2: Convert to fraction form
    1,347,140.42/2,021,032.36 = 448,589.95/x
  3. Step 3: Cross multiply
    1,347,140.42x = 2,021,032.36 × 448,589.95
  4. Step 4: Simplify right side
    1,347,140.42x = 906,614,805,320.78
  5. Step 5: Solve for x
    x = 906,614,805,320.78/1,347,140.42
  6. Step 6: Final answer
    x = 672,992.06

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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.