Home / 1,340,127.16-2,010,436.98-441,621.88

Finding the Fourth Proportional to 1,340,127.16, 2,010,436.98 and 441,621.88

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Solution

The fourth proportional to 1,340,127.16, 2,010,436.98 and 441,621.88 is: 662,513.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,127.16 : 2,010,436.98 = 441,621.88 : x
  2. Step 2: Convert to fraction form
    1,340,127.16/2,010,436.98 = 441,621.88/x
  3. Step 3: Cross multiply
    1,340,127.16x = 2,010,436.98 × 441,621.88
  4. Step 4: Simplify right side
    1,340,127.16x = 887,852,958,729.12
  5. Step 5: Solve for x
    x = 887,852,958,729.12/1,340,127.16
  6. Step 6: Final answer
    x = 662,513.97

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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.