Home / 1,286,057.52-1,929,008.52-575,894.88

Finding the Fourth Proportional to 1,286,057.52, 1,929,008.52 and 575,894.88

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Solution

The fourth proportional to 1,286,057.52, 1,929,008.52 and 575,894.88 is: 863,807.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,286,057.52 : 1,929,008.52 = 575,894.88 : x
  2. Step 2: Convert to fraction form
    1,286,057.52/1,929,008.52 = 575,894.88/x
  3. Step 3: Cross multiply
    1,286,057.52x = 1,929,008.52 × 575,894.88
  4. Step 4: Simplify right side
    1,286,057.52x = 1,110,906,130,144.38
  5. Step 5: Solve for x
    x = 1,110,906,130,144.38/1,286,057.52
  6. Step 6: Final answer
    x = 863,807.50

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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.