Home / 1,036,891.35-1,555,337.03-611,738.55

Finding the Fourth Proportional to 1,036,891.35, 1,555,337.03 and 611,738.55

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Solution

The fourth proportional to 1,036,891.35, 1,555,337.03 and 611,738.55 is: 917,607.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,891.35 : 1,555,337.03 = 611,738.55 : x
  2. Step 2: Convert to fraction form
    1,036,891.35/1,555,337.03 = 611,738.55/x
  3. Step 3: Cross multiply
    1,036,891.35x = 1,555,337.03 × 611,738.55
  4. Step 4: Simplify right side
    1,036,891.35x = 951,459,616,434.81
  5. Step 5: Solve for x
    x = 951,459,616,434.81/1,036,891.35
  6. Step 6: Final answer
    x = 917,607.83

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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.