Home / 1,663,966.14-2,296,273.59-938,967.90

Finding the Fourth Proportional to 1,663,966.14, 2,296,273.59 and 938,967.90

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Solution

The fourth proportional to 1,663,966.14, 2,296,273.59 and 938,967.90 is: 1,295,775.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,966.14 : 2,296,273.59 = 938,967.90 : x
  2. Step 2: Convert to fraction form
    1,663,966.14/2,296,273.59 = 938,967.90/x
  3. Step 3: Cross multiply
    1,663,966.14x = 2,296,273.59 × 938,967.90
  4. Step 4: Simplify right side
    1,663,966.14x = 2,156,127,190,627.76
  5. Step 5: Solve for x
    x = 2,156,127,190,627.76/1,663,966.14
  6. Step 6: Final answer
    x = 1,295,775.88

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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.