Home / 3,384,486.15-5,077,085.16-988,337.58

Finding the Fourth Proportional to 3,384,486.15, 5,077,085.16 and 988,337.58

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Solution

The fourth proportional to 3,384,486.15, 5,077,085.16 and 988,337.58 is: 1,482,610.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,384,486.15 : 5,077,085.16 = 988,337.58 : x
  2. Step 2: Convert to fraction form
    3,384,486.15/5,077,085.16 = 988,337.58/x
  3. Step 3: Cross multiply
    3,384,486.15x = 5,077,085.16 × 988,337.58
  4. Step 4: Simplify right side
    3,384,486.15x = 5,017,874,060,488.31
  5. Step 5: Solve for x
    x = 5,017,874,060,488.31/3,384,486.15
  6. Step 6: Final answer
    x = 1,482,610.31

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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.