Home / 1,451,528.74-2,003,178.02-806,959.69

Finding the Fourth Proportional to 1,451,528.74, 2,003,178.02 and 806,959.69

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Solution

The fourth proportional to 1,451,528.74, 2,003,178.02 and 806,959.69 is: 1,113,642.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,451,528.74 : 2,003,178.02 = 806,959.69 : x
  2. Step 2: Convert to fraction form
    1,451,528.74/2,003,178.02 = 806,959.69/x
  3. Step 3: Cross multiply
    1,451,528.74x = 2,003,178.02 × 806,959.69
  4. Step 4: Simplify right side
    1,451,528.74x = 1,616,483,914,034.01
  5. Step 5: Solve for x
    x = 1,616,483,914,034.01/1,451,528.74
  6. Step 6: Final answer
    x = 1,113,642.38

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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.