Home / 2,121,725.28-3,182,501.56-524,248.12

Finding the Fourth Proportional to 2,121,725.28, 3,182,501.56 and 524,248.12

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Solution

The fourth proportional to 2,121,725.28, 3,182,501.56 and 524,248.12 is: 786,350.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,121,725.28 : 3,182,501.56 = 524,248.12 : x
  2. Step 2: Convert to fraction form
    2,121,725.28/3,182,501.56 = 524,248.12/x
  3. Step 3: Cross multiply
    2,121,725.28x = 3,182,501.56 × 524,248.12
  4. Step 4: Simplify right side
    2,121,725.28x = 1,668,420,459,727.07
  5. Step 5: Solve for x
    x = 1,668,420,459,727.07/2,121,725.28
  6. Step 6: Final answer
    x = 786,350.84

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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.