Home / 1,554,125.27-2,144,846.40-909,507.02

Finding the Fourth Proportional to 1,554,125.27, 2,144,846.40 and 909,507.02

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Solution

The fourth proportional to 1,554,125.27, 2,144,846.40 and 909,507.02 is: 1,255,209.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,554,125.27 : 2,144,846.40 = 909,507.02 : x
  2. Step 2: Convert to fraction form
    1,554,125.27/2,144,846.40 = 909,507.02/x
  3. Step 3: Cross multiply
    1,554,125.27x = 2,144,846.40 × 909,507.02
  4. Step 4: Simplify right side
    1,554,125.27x = 1,950,752,857,621.73
  5. Step 5: Solve for x
    x = 1,950,752,857,621.73/1,554,125.27
  6. Step 6: Final answer
    x = 1,255,209.54

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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.