Home / 3,812,984.79-5,261,898.66-2,070,638.94

Finding the Fourth Proportional to 3,812,984.79, 5,261,898.66 and 2,070,638.94

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Solution

The fourth proportional to 3,812,984.79, 5,261,898.66 and 2,070,638.94 is: 2,857,470.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,812,984.79 : 5,261,898.66 = 2,070,638.94 : x
  2. Step 2: Convert to fraction form
    3,812,984.79/5,261,898.66 = 2,070,638.94/x
  3. Step 3: Cross multiply
    3,812,984.79x = 5,261,898.66 × 2,070,638.94
  4. Step 4: Simplify right side
    3,812,984.79x = 10,895,492,287,344.39
  5. Step 5: Solve for x
    x = 10,895,492,287,344.39/3,812,984.79
  6. Step 6: Final answer
    x = 2,857,470.70

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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.