Home / 925,726.08-1,387,678.23-540,986.61

Finding the Fourth Proportional to 925,726.08, 1,387,678.23 and 540,986.61

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Solution

The fourth proportional to 925,726.08, 1,387,678.23 and 540,986.61 is: 810,947.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,726.08 : 1,387,678.23 = 540,986.61 : x
  2. Step 2: Convert to fraction form
    925,726.08/1,387,678.23 = 540,986.61/x
  3. Step 3: Cross multiply
    925,726.08x = 1,387,678.23 × 540,986.61
  4. Step 4: Simplify right side
    925,726.08x = 750,715,341,418.50
  5. Step 5: Solve for x
    x = 750,715,341,418.50/925,726.08
  6. Step 6: Final answer
    x = 810,947.60

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1.5x scale

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.