Home / 1,063,913.20-1,597,036.20-665,004.40

Finding the Fourth Proportional to 1,063,913.20, 1,597,036.20 and 665,004.40

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Solution

The fourth proportional to 1,063,913.20, 1,597,036.20 and 665,004.40 is: 998,235.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,063,913.20 : 1,597,036.20 = 665,004.40 : x
  2. Step 2: Convert to fraction form
    1,063,913.20/1,597,036.20 = 665,004.40/x
  3. Step 3: Cross multiply
    1,063,913.20x = 1,597,036.20 × 665,004.40
  4. Step 4: Simplify right side
    1,063,913.20x = 1,062,036,099,959.28
  5. Step 5: Solve for x
    x = 1,062,036,099,959.28/1,063,913.20
  6. Step 6: Final answer
    x = 998,235.66

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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.