Home / 1,230,842.76-1,697,223.98-800,324.52

Finding the Fourth Proportional to 1,230,842.76, 1,697,223.98 and 800,324.52

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Solution

The fourth proportional to 1,230,842.76, 1,697,223.98 and 800,324.52 is: 1,103,577.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,842.76 : 1,697,223.98 = 800,324.52 : x
  2. Step 2: Convert to fraction form
    1,230,842.76/1,697,223.98 = 800,324.52/x
  3. Step 3: Cross multiply
    1,230,842.76x = 1,697,223.98 × 800,324.52
  4. Step 4: Simplify right side
    1,230,842.76x = 1,358,329,963,124.37
  5. Step 5: Solve for x
    x = 1,358,329,963,124.37/1,230,842.76
  6. Step 6: Final answer
    x = 1,103,577.16

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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.