Home / 2,799,215.93-4,199,490.21-905,957.35

Finding the Fourth Proportional to 2,799,215.93, 4,199,490.21 and 905,957.35

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Solution

The fourth proportional to 2,799,215.93, 4,199,490.21 and 905,957.35 is: 1,359,151.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,799,215.93 : 4,199,490.21 = 905,957.35 : x
  2. Step 2: Convert to fraction form
    2,799,215.93/4,199,490.21 = 905,957.35/x
  3. Step 3: Cross multiply
    2,799,215.93x = 4,199,490.21 × 905,957.35
  4. Step 4: Simplify right side
    2,799,215.93x = 3,804,559,022,002.54
  5. Step 5: Solve for x
    x = 3,804,559,022,002.54/2,799,215.93
  6. Step 6: Final answer
    x = 1,359,151.68

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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.