Home / 1,260,608.86-1,890,149.46-502,565.50

Finding the Fourth Proportional to 1,260,608.86, 1,890,149.46 and 502,565.50

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Solution

The fourth proportional to 1,260,608.86, 1,890,149.46 and 502,565.50 is: 753,543.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,608.86 : 1,890,149.46 = 502,565.50 : x
  2. Step 2: Convert to fraction form
    1,260,608.86/1,890,149.46 = 502,565.50/x
  3. Step 3: Cross multiply
    1,260,608.86x = 1,890,149.46 × 502,565.50
  4. Step 4: Simplify right side
    1,260,608.86x = 949,923,908,439.63
  5. Step 5: Solve for x
    x = 949,923,908,439.63/1,260,608.86
  6. Step 6: Final answer
    x = 753,543.73

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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.