Home / 4,615,934.64-6,924,115.80-1,421,203.92

Finding the Fourth Proportional to 4,615,934.64, 6,924,115.80 and 1,421,203.92

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Solution

The fourth proportional to 4,615,934.64, 6,924,115.80 and 1,421,203.92 is: 2,131,871.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,615,934.64 : 6,924,115.80 = 1,421,203.92 : x
  2. Step 2: Convert to fraction form
    4,615,934.64/6,924,115.80 = 1,421,203.92/x
  3. Step 3: Cross multiply
    4,615,934.64x = 6,924,115.80 × 1,421,203.92
  4. Step 4: Simplify right side
    4,615,934.64x = 9,840,580,517,493.94
  5. Step 5: Solve for x
    x = 9,840,580,517,493.94/4,615,934.64
  6. Step 6: Final answer
    x = 2,131,871.72

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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.