Home / 898,974.80-1,348,462.20-810,501.20

Finding the Fourth Proportional to 898,974.80, 1,348,462.20 and 810,501.20

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Solution

The fourth proportional to 898,974.80, 1,348,462.20 and 810,501.20 is: 1,215,751.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,974.80 : 1,348,462.20 = 810,501.20 : x
  2. Step 2: Convert to fraction form
    898,974.80/1,348,462.20 = 810,501.20/x
  3. Step 3: Cross multiply
    898,974.80x = 1,348,462.20 × 810,501.20
  4. Step 4: Simplify right side
    898,974.80x = 1,092,930,231,254.64
  5. Step 5: Solve for x
    x = 1,092,930,231,254.64/898,974.80
  6. Step 6: Final answer
    x = 1,215,751.80

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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.