Home / 1,578,655.20-2,367,982.80-441,415.20

Finding the Fourth Proportional to 1,578,655.20, 2,367,982.80 and 441,415.20

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Solution

The fourth proportional to 1,578,655.20, 2,367,982.80 and 441,415.20 is: 662,122.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,578,655.20 : 2,367,982.80 = 441,415.20 : x
  2. Step 2: Convert to fraction form
    1,578,655.20/2,367,982.80 = 441,415.20/x
  3. Step 3: Cross multiply
    1,578,655.20x = 2,367,982.80 × 441,415.20
  4. Step 4: Simplify right side
    1,578,655.20x = 1,045,263,601,258.56
  5. Step 5: Solve for x
    x = 1,045,263,601,258.56/1,578,655.20
  6. Step 6: Final answer
    x = 662,122.80

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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.