Home / 1,489,510.78-2,055,464.34-844,917.14

Finding the Fourth Proportional to 1,489,510.78, 2,055,464.34 and 844,917.14

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Solution

The fourth proportional to 1,489,510.78, 2,055,464.34 and 844,917.14 is: 1,165,951.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,510.78 : 2,055,464.34 = 844,917.14 : x
  2. Step 2: Convert to fraction form
    1,489,510.78/2,055,464.34 = 844,917.14/x
  3. Step 3: Cross multiply
    1,489,510.78x = 2,055,464.34 × 844,917.14
  4. Step 4: Simplify right side
    1,489,510.78x = 1,736,697,041,247.47
  5. Step 5: Solve for x
    x = 1,736,697,041,247.47/1,489,510.78
  6. Step 6: Final answer
    x = 1,165,951.31

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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.