Home / 1,996,958.40-2,995,437.60-577,060.80

Finding the Fourth Proportional to 1,996,958.40, 2,995,437.60 and 577,060.80

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Solution

The fourth proportional to 1,996,958.40, 2,995,437.60 and 577,060.80 is: 865,591.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,996,958.40 : 2,995,437.60 = 577,060.80 : x
  2. Step 2: Convert to fraction form
    1,996,958.40/2,995,437.60 = 577,060.80/x
  3. Step 3: Cross multiply
    1,996,958.40x = 2,995,437.60 × 577,060.80
  4. Step 4: Simplify right side
    1,996,958.40x = 1,728,549,617,806.08
  5. Step 5: Solve for x
    x = 1,728,549,617,806.08/1,996,958.40
  6. Step 6: Final answer
    x = 865,591.20

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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.