Home / 1,805,581-2,491,702.14-1,000,765

Finding the Fourth Proportional to 1,805,581, 2,491,702.14 and 1,000,765

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Solution

The fourth proportional to 1,805,581, 2,491,702.14 and 1,000,765 is: 1,381,055.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,805,581 : 2,491,702.14 = 1,000,765 : x
  2. Step 2: Convert to fraction form
    1,805,581/2,491,702.14 = 1,000,765/x
  3. Step 3: Cross multiply
    1,805,581x = 2,491,702.14 × 1,000,765
  4. Step 4: Simplify right side
    1,805,581x = 2,493,608,292,137.10
  5. Step 5: Solve for x
    x = 2,493,608,292,137.10/1,805,581
  6. Step 6: Final answer
    x = 1,381,055.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.