Home / 3,912,458.52-5,400,153.18-2,385,407.64

Finding the Fourth Proportional to 3,912,458.52, 5,400,153.18 and 2,385,407.64

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Solution

The fourth proportional to 3,912,458.52, 5,400,153.18 and 2,385,407.64 is: 3,292,448.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,912,458.52 : 5,400,153.18 = 2,385,407.64 : x
  2. Step 2: Convert to fraction form
    3,912,458.52/5,400,153.18 = 2,385,407.64/x
  3. Step 3: Cross multiply
    3,912,458.52x = 5,400,153.18 × 2,385,407.64
  4. Step 4: Simplify right side
    3,912,458.52x = 12,881,566,652,742.29
  5. Step 5: Solve for x
    x = 12,881,566,652,742.29/3,912,458.52
  6. Step 6: Final answer
    x = 3,292,448.11

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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.