Home / 1,319,833.80-1,982,156.40-1,154,496.60

Finding the Fourth Proportional to 1,319,833.80, 1,982,156.40 and 1,154,496.60

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Solution

The fourth proportional to 1,319,833.80, 1,982,156.40 and 1,154,496.60 is: 1,733,849.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,319,833.80 : 1,982,156.40 = 1,154,496.60 : x
  2. Step 2: Convert to fraction form
    1,319,833.80/1,982,156.40 = 1,154,496.60/x
  3. Step 3: Cross multiply
    1,319,833.80x = 1,982,156.40 × 1,154,496.60
  4. Step 4: Simplify right side
    1,319,833.80x = 2,288,392,824,468.24
  5. Step 5: Solve for x
    x = 2,288,392,824,468.24/1,319,833.80
  6. Step 6: Final answer
    x = 1,733,849.24

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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.