Home / 1,071,125.18-1,478,152.62-612,249.55

Finding the Fourth Proportional to 1,071,125.18, 1,478,152.62 and 612,249.55

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Solution

The fourth proportional to 1,071,125.18, 1,478,152.62 and 612,249.55 is: 844,904.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,125.18 : 1,478,152.62 = 612,249.55 : x
  2. Step 2: Convert to fraction form
    1,071,125.18/1,478,152.62 = 612,249.55/x
  3. Step 3: Cross multiply
    1,071,125.18x = 1,478,152.62 × 612,249.55
  4. Step 4: Simplify right side
    1,071,125.18x = 904,998,272,730.94
  5. Step 5: Solve for x
    x = 904,998,272,730.94/1,071,125.18
  6. Step 6: Final answer
    x = 844,904.31

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Double scale
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1.5x scale

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.