Home / 1,343,421.20-1,853,641.32-833,821.04

Finding the Fourth Proportional to 1,343,421.20, 1,853,641.32 and 833,821.04

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Solution

The fourth proportional to 1,343,421.20, 1,853,641.32 and 833,821.04 is: 1,150,499.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,421.20 : 1,853,641.32 = 833,821.04 : x
  2. Step 2: Convert to fraction form
    1,343,421.20/1,853,641.32 = 833,821.04/x
  3. Step 3: Cross multiply
    1,343,421.20x = 1,853,641.32 × 833,821.04
  4. Step 4: Simplify right side
    1,343,421.20x = 1,545,605,133,229.37
  5. Step 5: Solve for x
    x = 1,545,605,133,229.37/1,343,421.20
  6. Step 6: Final answer
    x = 1,150,499.29

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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.