Home / 2,000,958.71-3,000,988.80-920,433.51

Finding the Fourth Proportional to 2,000,958.71, 3,000,988.80 and 920,433.51

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Solution

The fourth proportional to 2,000,958.71, 3,000,988.80 and 920,433.51 is: 1,380,443.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,000,958.71 : 3,000,988.80 = 920,433.51 : x
  2. Step 2: Convert to fraction form
    2,000,958.71/3,000,988.80 = 920,433.51/x
  3. Step 3: Cross multiply
    2,000,958.71x = 3,000,988.80 × 920,433.51
  4. Step 4: Simplify right side
    2,000,958.71x = 2,762,210,654,654.69
  5. Step 5: Solve for x
    x = 2,762,210,654,654.69/2,000,958.71
  6. Step 6: Final answer
    x = 1,380,443.61

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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.