Home / 1,016,750.80-1,524,688.80-511,116.40

Finding the Fourth Proportional to 1,016,750.80, 1,524,688.80 and 511,116.40

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Solution

The fourth proportional to 1,016,750.80, 1,524,688.80 and 511,116.40 is: 766,454.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,750.80 : 1,524,688.80 = 511,116.40 : x
  2. Step 2: Convert to fraction form
    1,016,750.80/1,524,688.80 = 511,116.40/x
  3. Step 3: Cross multiply
    1,016,750.80x = 1,524,688.80 × 511,116.40
  4. Step 4: Simplify right side
    1,016,750.80x = 779,293,450,576.32
  5. Step 5: Solve for x
    x = 779,293,450,576.32/1,016,750.80
  6. Step 6: Final answer
    x = 766,454.72

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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.