Home / 1,774,139.80-2,660,553.60-576,101.20

Finding the Fourth Proportional to 1,774,139.80, 2,660,553.60 and 576,101.20

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Solution

The fourth proportional to 1,774,139.80, 2,660,553.60 and 576,101.20 is: 863,938.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,774,139.80 : 2,660,553.60 = 576,101.20 : x
  2. Step 2: Convert to fraction form
    1,774,139.80/2,660,553.60 = 576,101.20/x
  3. Step 3: Cross multiply
    1,774,139.80x = 2,660,553.60 × 576,101.20
  4. Step 4: Simplify right side
    1,774,139.80x = 1,532,748,121,624.32
  5. Step 5: Solve for x
    x = 1,532,748,121,624.32/1,774,139.80
  6. Step 6: Final answer
    x = 863,938.75

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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.