Home / 2,421,319.10-3,341,351.92-1,318,725.54

Finding the Fourth Proportional to 2,421,319.10, 3,341,351.92 and 1,318,725.54

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Solution

The fourth proportional to 2,421,319.10, 3,341,351.92 and 1,318,725.54 is: 1,819,803.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,421,319.10 : 3,341,351.92 = 1,318,725.54 : x
  2. Step 2: Convert to fraction form
    2,421,319.10/3,341,351.92 = 1,318,725.54/x
  3. Step 3: Cross multiply
    2,421,319.10x = 3,341,351.92 × 1,318,725.54
  4. Step 4: Simplify right side
    2,421,319.10x = 4,406,326,115,032.04
  5. Step 5: Solve for x
    x = 4,406,326,115,032.04/2,421,319.10
  6. Step 6: Final answer
    x = 1,819,803.97

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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.