Home / 3,863,477.61-5,331,332.40-2,144,462.82

Finding the Fourth Proportional to 3,863,477.61, 5,331,332.40 and 2,144,462.82

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Solution

The fourth proportional to 3,863,477.61, 5,331,332.40 and 2,144,462.82 is: 2,959,210.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,863,477.61 : 5,331,332.40 = 2,144,462.82 : x
  2. Step 2: Convert to fraction form
    3,863,477.61/5,331,332.40 = 2,144,462.82/x
  3. Step 3: Cross multiply
    3,863,477.61x = 5,331,332.40 × 2,144,462.82
  4. Step 4: Simplify right side
    3,863,477.61x = 11,432,844,112,861.37
  5. Step 5: Solve for x
    x = 11,432,844,112,861.37/3,863,477.61
  6. Step 6: Final answer
    x = 2,959,210.66

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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.