Home / 1,202,144.88-1,800,354.76-695,638.10

Finding the Fourth Proportional to 1,202,144.88, 1,800,354.76 and 695,638.10

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Solution

The fourth proportional to 1,202,144.88, 1,800,354.76 and 695,638.10 is: 1,041,800.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,144.88 : 1,800,354.76 = 695,638.10 : x
  2. Step 2: Convert to fraction form
    1,202,144.88/1,800,354.76 = 695,638.10/x
  3. Step 3: Cross multiply
    1,202,144.88x = 1,800,354.76 × 695,638.10
  4. Step 4: Simplify right side
    1,202,144.88x = 1,252,395,364,572.36
  5. Step 5: Solve for x
    x = 1,252,395,364,572.36/1,202,144.88
  6. Step 6: Final answer
    x = 1,041,800.69

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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.