Home / 1,340,710.05-2,010,781.35-441,938.13

Finding the Fourth Proportional to 1,340,710.05, 2,010,781.35 and 441,938.13

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Solution

The fourth proportional to 1,340,710.05, 2,010,781.35 and 441,938.13 is: 662,813.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,710.05 : 2,010,781.35 = 441,938.13 : x
  2. Step 2: Convert to fraction form
    1,340,710.05/2,010,781.35 = 441,938.13/x
  3. Step 3: Cross multiply
    1,340,710.05x = 2,010,781.35 × 441,938.13
  4. Step 4: Simplify right side
    1,340,710.05x = 888,640,949,657.88
  5. Step 5: Solve for x
    x = 888,640,949,657.88/1,340,710.05
  6. Step 6: Final answer
    x = 662,813.67

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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.