Home / 3,117,187.60-4,302,435.89-1,828,443.17

Finding the Fourth Proportional to 3,117,187.60, 4,302,435.89 and 1,828,443.17

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Solution

The fourth proportional to 3,117,187.60, 4,302,435.89 and 1,828,443.17 is: 2,523,672.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,117,187.60 : 4,302,435.89 = 1,828,443.17 : x
  2. Step 2: Convert to fraction form
    3,117,187.60/4,302,435.89 = 1,828,443.17/x
  3. Step 3: Cross multiply
    3,117,187.60x = 4,302,435.89 × 1,828,443.17
  4. Step 4: Simplify right side
    3,117,187.60x = 7,866,759,532,760.57
  5. Step 5: Solve for x
    x = 7,866,759,532,760.57/3,117,187.60
  6. Step 6: Final answer
    x = 2,523,672.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.