Home / 1,008,252.35-1,391,486.30-753,160.67

Finding the Fourth Proportional to 1,008,252.35, 1,391,486.30 and 753,160.67

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Solution

The fourth proportional to 1,008,252.35, 1,391,486.30 and 753,160.67 is: 1,039,434.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,252.35 : 1,391,486.30 = 753,160.67 : x
  2. Step 2: Convert to fraction form
    1,008,252.35/1,391,486.30 = 753,160.67/x
  3. Step 3: Cross multiply
    1,008,252.35x = 1,391,486.30 × 753,160.67
  4. Step 4: Simplify right side
    1,008,252.35x = 1,048,012,750,238.02
  5. Step 5: Solve for x
    x = 1,048,012,750,238.02/1,008,252.35
  6. Step 6: Final answer
    x = 1,039,434.97

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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.