Home / 1,692,886.12-2,538,148.16-627,642.16

Finding the Fourth Proportional to 1,692,886.12, 2,538,148.16 and 627,642.16

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Solution

The fourth proportional to 1,692,886.12, 2,538,148.16 and 627,642.16 is: 941,025.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,692,886.12 : 2,538,148.16 = 627,642.16 : x
  2. Step 2: Convert to fraction form
    1,692,886.12/2,538,148.16 = 627,642.16/x
  3. Step 3: Cross multiply
    1,692,886.12x = 2,538,148.16 × 627,642.16
  4. Step 4: Simplify right side
    1,692,886.12x = 1,593,048,788,766.16
  5. Step 5: Solve for x
    x = 1,593,048,788,766.16/1,692,886.12
  6. Step 6: Final answer
    x = 941,025.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.