Home / 2,081,672.84-2,872,818.18-1,265,741.40

Finding the Fourth Proportional to 2,081,672.84, 2,872,818.18 and 1,265,741.40

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Solution

The fourth proportional to 2,081,672.84, 2,872,818.18 and 1,265,741.40 is: 1,746,789.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,081,672.84 : 2,872,818.18 = 1,265,741.40 : x
  2. Step 2: Convert to fraction form
    2,081,672.84/2,872,818.18 = 1,265,741.40/x
  3. Step 3: Cross multiply
    2,081,672.84x = 2,872,818.18 × 1,265,741.40
  4. Step 4: Simplify right side
    2,081,672.84x = 3,636,244,905,098.65
  5. Step 5: Solve for x
    x = 3,636,244,905,098.65/2,081,672.84
  6. Step 6: Final answer
    x = 1,746,789.81

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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.