Home / 3,134,835.39-4,702,311.42-891,031.71

Finding the Fourth Proportional to 3,134,835.39, 4,702,311.42 and 891,031.71

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Solution

The fourth proportional to 3,134,835.39, 4,702,311.42 and 891,031.71 is: 1,336,564.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,134,835.39 : 4,702,311.42 = 891,031.71 : x
  2. Step 2: Convert to fraction form
    3,134,835.39/4,702,311.42 = 891,031.71/x
  3. Step 3: Cross multiply
    3,134,835.39x = 4,702,311.42 × 891,031.71
  4. Step 4: Simplify right side
    3,134,835.39x = 4,189,908,585,515.13
  5. Step 5: Solve for x
    x = 4,189,908,585,515.13/3,134,835.39
  6. Step 6: Final answer
    x = 1,336,564.15

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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.