Home / 1,140,863.68-1,574,404.32-631,575.04

Finding the Fourth Proportional to 1,140,863.68, 1,574,404.32 and 631,575.04

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Solution

The fourth proportional to 1,140,863.68, 1,574,404.32 and 631,575.04 is: 871,580.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,863.68 : 1,574,404.32 = 631,575.04 : x
  2. Step 2: Convert to fraction form
    1,140,863.68/1,574,404.32 = 631,575.04/x
  3. Step 3: Cross multiply
    1,140,863.68x = 1,574,404.32 × 631,575.04
  4. Step 4: Simplify right side
    1,140,863.68x = 994,354,471,380.17
  5. Step 5: Solve for x
    x = 994,354,471,380.17/1,140,863.68
  6. Step 6: Final answer
    x = 871,580.44

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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.