Home / 1,428,191.06-2,142,277.34-363,223.92

Finding the Fourth Proportional to 1,428,191.06, 2,142,277.34 and 363,223.92

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Solution

The fourth proportional to 1,428,191.06, 2,142,277.34 and 363,223.92 is: 544,833.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,428,191.06 : 2,142,277.34 = 363,223.92 : x
  2. Step 2: Convert to fraction form
    1,428,191.06/2,142,277.34 = 363,223.92/x
  3. Step 3: Cross multiply
    1,428,191.06x = 2,142,277.34 × 363,223.92
  4. Step 4: Simplify right side
    1,428,191.06x = 778,126,373,161.97
  5. Step 5: Solve for x
    x = 778,126,373,161.97/1,428,191.06
  6. Step 6: Final answer
    x = 544,833.53

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1.5x scale

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.