Home / 1,872,086.50-2,808,129.96-524,449.42

Finding the Fourth Proportional to 1,872,086.50, 2,808,129.96 and 524,449.42

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Solution

The fourth proportional to 1,872,086.50, 2,808,129.96 and 524,449.42 is: 786,674.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,872,086.50 : 2,808,129.96 = 524,449.42 : x
  2. Step 2: Convert to fraction form
    1,872,086.50/2,808,129.96 = 524,449.42/x
  3. Step 3: Cross multiply
    1,872,086.50x = 2,808,129.96 × 524,449.42
  4. Step 4: Simplify right side
    1,872,086.50x = 1,472,722,128,806.62
  5. Step 5: Solve for x
    x = 1,472,722,128,806.62/1,872,086.50
  6. Step 6: Final answer
    x = 786,674.19

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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.