Home / 1,016,728.80-1,524,655.80-511,094.40

Finding the Fourth Proportional to 1,016,728.80, 1,524,655.80 and 511,094.40

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Solution

The fourth proportional to 1,016,728.80, 1,524,655.80 and 511,094.40 is: 766,421.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,728.80 : 1,524,655.80 = 511,094.40 : x
  2. Step 2: Convert to fraction form
    1,016,728.80/1,524,655.80 = 511,094.40/x
  3. Step 3: Cross multiply
    1,016,728.80x = 1,524,655.80 × 511,094.40
  4. Step 4: Simplify right side
    1,016,728.80x = 779,243,041,307.52
  5. Step 5: Solve for x
    x = 779,243,041,307.52/1,016,728.80
  6. Step 6: Final answer
    x = 766,421.73

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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.