Home / 2,088,609.78-3,130,490.10-790,937.26

Finding the Fourth Proportional to 2,088,609.78, 3,130,490.10 and 790,937.26

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Solution

The fourth proportional to 2,088,609.78, 3,130,490.10 and 790,937.26 is: 1,185,487.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,088,609.78 : 3,130,490.10 = 790,937.26 : x
  2. Step 2: Convert to fraction form
    2,088,609.78/3,130,490.10 = 790,937.26/x
  3. Step 3: Cross multiply
    2,088,609.78x = 3,130,490.10 × 790,937.26
  4. Step 4: Simplify right side
    2,088,609.78x = 2,476,021,262,151.13
  5. Step 5: Solve for x
    x = 2,476,021,262,151.13/2,088,609.78
  6. Step 6: Final answer
    x = 1,185,487.73

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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.