Home / 1,549,046.86-2,320,205.47-748,649.81

Finding the Fourth Proportional to 1,549,046.86, 2,320,205.47 and 748,649.81

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Solution

The fourth proportional to 1,549,046.86, 2,320,205.47 and 748,649.81 is: 1,121,348.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,549,046.86 : 2,320,205.47 = 748,649.81 : x
  2. Step 2: Convert to fraction form
    1,549,046.86/2,320,205.47 = 748,649.81/x
  3. Step 3: Cross multiply
    1,549,046.86x = 2,320,205.47 × 748,649.81
  4. Step 4: Simplify right side
    1,549,046.86x = 1,737,021,384,276.46
  5. Step 5: Solve for x
    x = 1,737,021,384,276.46/1,549,046.86
  6. Step 6: Final answer
    x = 1,121,348.51

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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.