Home / 1,340,485.90-2,011,020.45-441,774.70

Finding the Fourth Proportional to 1,340,485.90, 2,011,020.45 and 441,774.70

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Solution

The fourth proportional to 1,340,485.90, 2,011,020.45 and 441,774.70 is: 662,758.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,485.90 : 2,011,020.45 = 441,774.70 : x
  2. Step 2: Convert to fraction form
    1,340,485.90/2,011,020.45 = 441,774.70/x
  3. Step 3: Cross multiply
    1,340,485.90x = 2,011,020.45 × 441,774.70
  4. Step 4: Simplify right side
    1,340,485.90x = 888,417,955,992.62
  5. Step 5: Solve for x
    x = 888,417,955,992.62/1,340,485.90
  6. Step 6: Final answer
    x = 662,758.15

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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.