Home / 1,127,290.83-1,553,894.24-854,265.75

Finding the Fourth Proportional to 1,127,290.83, 1,553,894.24 and 854,265.75

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Solution

The fourth proportional to 1,127,290.83, 1,553,894.24 and 854,265.75 is: 1,177,547.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,290.83 : 1,553,894.24 = 854,265.75 : x
  2. Step 2: Convert to fraction form
    1,127,290.83/1,553,894.24 = 854,265.75/x
  3. Step 3: Cross multiply
    1,127,290.83x = 1,553,894.24 × 854,265.75
  4. Step 4: Simplify right side
    1,127,290.83x = 1,327,438,620,584.81
  5. Step 5: Solve for x
    x = 1,327,438,620,584.81/1,127,290.83
  6. Step 6: Final answer
    x = 1,177,547.61

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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.