Home / 1,271,680-1,908,394.88-523,726.08

Finding the Fourth Proportional to 1,271,680, 1,908,394.88 and 523,726.08

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Solution

The fourth proportional to 1,271,680, 1,908,394.88 and 523,726.08 is: 785,949.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,271,680 : 1,908,394.88 = 523,726.08 : x
  2. Step 2: Convert to fraction form
    1,271,680/1,908,394.88 = 523,726.08/x
  3. Step 3: Cross multiply
    1,271,680x = 1,908,394.88 × 523,726.08
  4. Step 4: Simplify right side
    1,271,680x = 999,476,169,594.47
  5. Step 5: Solve for x
    x = 999,476,169,594.47/1,271,680
  6. Step 6: Final answer
    x = 785,949.43

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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.