Home / 1,016,874.42-1,403,279.69-564,165.42

Finding the Fourth Proportional to 1,016,874.42, 1,403,279.69 and 564,165.42

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Solution

The fourth proportional to 1,016,874.42, 1,403,279.69 and 564,165.42 is: 778,544.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,874.42 : 1,403,279.69 = 564,165.42 : x
  2. Step 2: Convert to fraction form
    1,016,874.42/1,403,279.69 = 564,165.42/x
  3. Step 3: Cross multiply
    1,016,874.42x = 1,403,279.69 × 564,165.42
  4. Step 4: Simplify right side
    1,016,874.42x = 791,681,872,865.49
  5. Step 5: Solve for x
    x = 791,681,872,865.49/1,016,874.42
  6. Step 6: Final answer
    x = 778,544.39

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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.