Home / 1,627,871.16-2,441,769.66-429,877.56

Finding the Fourth Proportional to 1,627,871.16, 2,441,769.66 and 429,877.56

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Solution

The fourth proportional to 1,627,871.16, 2,441,769.66 and 429,877.56 is: 644,806.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,627,871.16 : 2,441,769.66 = 429,877.56 : x
  2. Step 2: Convert to fraction form
    1,627,871.16/2,441,769.66 = 429,877.56/x
  3. Step 3: Cross multiply
    1,627,871.16x = 2,441,769.66 × 429,877.56
  4. Step 4: Simplify right side
    1,627,871.16x = 1,049,661,983,522.83
  5. Step 5: Solve for x
    x = 1,049,661,983,522.83/1,627,871.16
  6. Step 6: Final answer
    x = 644,806.55

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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.