Home / 1,016,855.64-1,403,304.75-609,023.88

Finding the Fourth Proportional to 1,016,855.64, 1,403,304.75 and 609,023.88

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Solution

The fourth proportional to 1,016,855.64, 1,403,304.75 and 609,023.88 is: 840,479.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,855.64 : 1,403,304.75 = 609,023.88 : x
  2. Step 2: Convert to fraction form
    1,016,855.64/1,403,304.75 = 609,023.88/x
  3. Step 3: Cross multiply
    1,016,855.64x = 1,403,304.75 × 609,023.88
  4. Step 4: Simplify right side
    1,016,855.64x = 854,646,103,667.43
  5. Step 5: Solve for x
    x = 854,646,103,667.43/1,016,855.64
  6. Step 6: Final answer
    x = 840,479.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.