Home / 1,017,444.36-1,526,199.12-511,729.32

Finding the Fourth Proportional to 1,017,444.36, 1,526,199.12 and 511,729.32

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Solution

The fourth proportional to 1,017,444.36, 1,526,199.12 and 511,729.32 is: 767,610.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,444.36 : 1,526,199.12 = 511,729.32 : x
  2. Step 2: Convert to fraction form
    1,017,444.36/1,526,199.12 = 511,729.32/x
  3. Step 3: Cross multiply
    1,017,444.36x = 1,526,199.12 × 511,729.32
  4. Step 4: Simplify right side
    1,017,444.36x = 781,000,837,862.20
  5. Step 5: Solve for x
    x = 781,000,837,862.20/1,017,444.36
  6. Step 6: Final answer
    x = 767,610.37

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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.