Home / 1,580,451.54-2,181,026.99-855,304.53

Finding the Fourth Proportional to 1,580,451.54, 2,181,026.99 and 855,304.53

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Solution

The fourth proportional to 1,580,451.54, 2,181,026.99 and 855,304.53 is: 1,180,322.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,451.54 : 2,181,026.99 = 855,304.53 : x
  2. Step 2: Convert to fraction form
    1,580,451.54/2,181,026.99 = 855,304.53/x
  3. Step 3: Cross multiply
    1,580,451.54x = 2,181,026.99 × 855,304.53
  4. Step 4: Simplify right side
    1,580,451.54x = 1,865,442,264,599.27
  5. Step 5: Solve for x
    x = 1,865,442,264,599.27/1,580,451.54
  6. Step 6: Final answer
    x = 1,180,322.34

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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.