Home / 1,281,248.33-1,922,581.87-767,651.34

Finding the Fourth Proportional to 1,281,248.33, 1,922,581.87 and 767,651.34

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Solution

The fourth proportional to 1,281,248.33, 1,922,581.87 and 767,651.34 is: 1,151,902.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,281,248.33 : 1,922,581.87 = 767,651.34 : x
  2. Step 2: Convert to fraction form
    1,281,248.33/1,922,581.87 = 767,651.34/x
  3. Step 3: Cross multiply
    1,281,248.33x = 1,922,581.87 × 767,651.34
  4. Step 4: Simplify right side
    1,281,248.33x = 1,475,872,556,214.78
  5. Step 5: Solve for x
    x = 1,475,872,556,214.78/1,281,248.33
  6. Step 6: Final answer
    x = 1,151,902.03

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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.