Home / 1,199,440.32-1,799,455.76-845,146.24

Finding the Fourth Proportional to 1,199,440.32, 1,799,455.76 and 845,146.24

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Solution

The fourth proportional to 1,199,440.32, 1,799,455.76 and 845,146.24 is: 1,267,927.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,440.32 : 1,799,455.76 = 845,146.24 : x
  2. Step 2: Convert to fraction form
    1,199,440.32/1,799,455.76 = 845,146.24/x
  3. Step 3: Cross multiply
    1,199,440.32x = 1,799,455.76 × 845,146.24
  4. Step 4: Simplify right side
    1,199,440.32x = 1,520,803,269,610.34
  5. Step 5: Solve for x
    x = 1,520,803,269,610.34/1,199,440.32
  6. Step 6: Final answer
    x = 1,267,927.42

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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.