Home / 1,257,986.11-1,885,233.39-573,199.45

Finding the Fourth Proportional to 1,257,986.11, 1,885,233.39 and 573,199.45

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Solution

The fourth proportional to 1,257,986.11, 1,885,233.39 and 573,199.45 is: 859,003.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,986.11 : 1,885,233.39 = 573,199.45 : x
  2. Step 2: Convert to fraction form
    1,257,986.11/1,885,233.39 = 573,199.45/x
  3. Step 3: Cross multiply
    1,257,986.11x = 1,885,233.39 × 573,199.45
  4. Step 4: Simplify right side
    1,257,986.11x = 1,080,614,742,269.64
  5. Step 5: Solve for x
    x = 1,080,614,742,269.64/1,257,986.11
  6. Step 6: Final answer
    x = 859,003.72

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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.