Home / 1,258,723.52-1,888,675.84-627,686.56

Finding the Fourth Proportional to 1,258,723.52, 1,888,675.84 and 627,686.56

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Solution

The fourth proportional to 1,258,723.52, 1,888,675.84 and 627,686.56 is: 941,824.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,258,723.52 : 1,888,675.84 = 627,686.56 : x
  2. Step 2: Convert to fraction form
    1,258,723.52/1,888,675.84 = 627,686.56/x
  3. Step 3: Cross multiply
    1,258,723.52x = 1,888,675.84 × 627,686.56
  4. Step 4: Simplify right side
    1,258,723.52x = 1,185,496,440,964.71
  5. Step 5: Solve for x
    x = 1,185,496,440,964.71/1,258,723.52
  6. Step 6: Final answer
    x = 941,824.33

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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.