Home / 2,812,470-3,881,206.68-1,523,310

Finding the Fourth Proportional to 2,812,470, 3,881,206.68 and 1,523,310

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Solution

The fourth proportional to 2,812,470, 3,881,206.68 and 1,523,310 is: 2,102,166.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,812,470 : 3,881,206.68 = 1,523,310 : x
  2. Step 2: Convert to fraction form
    2,812,470/3,881,206.68 = 1,523,310/x
  3. Step 3: Cross multiply
    2,812,470x = 3,881,206.68 × 1,523,310
  4. Step 4: Simplify right side
    2,812,470x = 5,912,280,947,710.80
  5. Step 5: Solve for x
    x = 5,912,280,947,710.80/2,812,470
  6. Step 6: Final answer
    x = 2,102,166.76

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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.