Home / 1,182,659.95-1,767,510.40-863,484.75

Finding the Fourth Proportional to 1,182,659.95, 1,767,510.40 and 863,484.75

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Solution

The fourth proportional to 1,182,659.95, 1,767,510.40 and 863,484.75 is: 1,290,496.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,659.95 : 1,767,510.40 = 863,484.75 : x
  2. Step 2: Convert to fraction form
    1,182,659.95/1,767,510.40 = 863,484.75/x
  3. Step 3: Cross multiply
    1,182,659.95x = 1,767,510.40 × 863,484.75
  4. Step 4: Simplify right side
    1,182,659.95x = 1,526,218,275,866.40
  5. Step 5: Solve for x
    x = 1,526,218,275,866.40/1,182,659.95
  6. Step 6: Final answer
    x = 1,290,496.29

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.