Home / 4,121,348.80-6,177,660.02-1,386,292.51

Finding the Fourth Proportional to 4,121,348.80, 6,177,660.02 and 1,386,292.51

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Solution

The fourth proportional to 4,121,348.80, 6,177,660.02 and 1,386,292.51 is: 2,077,971.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,121,348.80 : 6,177,660.02 = 1,386,292.51 : x
  2. Step 2: Convert to fraction form
    4,121,348.80/6,177,660.02 = 1,386,292.51/x
  3. Step 3: Cross multiply
    4,121,348.80x = 6,177,660.02 × 1,386,292.51
  4. Step 4: Simplify right side
    4,121,348.80x = 8,564,043,815,052.45
  5. Step 5: Solve for x
    x = 8,564,043,815,052.45/4,121,348.80
  6. Step 6: Final answer
    x = 2,077,971.13

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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.