Home / 4,290,372.66-5,920,816.49-2,356,673.74

Finding the Fourth Proportional to 4,290,372.66, 5,920,816.49 and 2,356,673.74

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Solution

The fourth proportional to 4,290,372.66, 5,920,816.49 and 2,356,673.74 is: 3,252,265.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,290,372.66 : 5,920,816.49 = 2,356,673.74 : x
  2. Step 2: Convert to fraction form
    4,290,372.66/5,920,816.49 = 2,356,673.74/x
  3. Step 3: Cross multiply
    4,290,372.66x = 5,920,816.49 × 2,356,673.74
  4. Step 4: Simplify right side
    4,290,372.66x = 13,953,432,741,341.97
  5. Step 5: Solve for x
    x = 13,953,432,741,341.97/4,290,372.66
  6. Step 6: Final answer
    x = 3,252,265.91

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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.