Home / 1,101,289.59-1,519,690.28-617,787.63

Finding the Fourth Proportional to 1,101,289.59, 1,519,690.28 and 617,787.63

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Solution

The fourth proportional to 1,101,289.59, 1,519,690.28 and 617,787.63 is: 852,496.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,101,289.59 : 1,519,690.28 = 617,787.63 : x
  2. Step 2: Convert to fraction form
    1,101,289.59/1,519,690.28 = 617,787.63/x
  3. Step 3: Cross multiply
    1,101,289.59x = 1,519,690.28 × 617,787.63
  4. Step 4: Simplify right side
    1,101,289.59x = 938,845,853,326.30
  5. Step 5: Solve for x
    x = 938,845,853,326.30/1,101,289.59
  6. Step 6: Final answer
    x = 852,496.80

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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.