Home / 2,687,984.17-3,709,416.51-1,480,760.17

Finding the Fourth Proportional to 2,687,984.17, 3,709,416.51 and 1,480,760.17

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Solution

The fourth proportional to 2,687,984.17, 3,709,416.51 and 1,480,760.17 is: 2,043,448.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,687,984.17 : 3,709,416.51 = 1,480,760.17 : x
  2. Step 2: Convert to fraction form
    2,687,984.17/3,709,416.51 = 1,480,760.17/x
  3. Step 3: Cross multiply
    2,687,984.17x = 3,709,416.51 × 1,480,760.17
  4. Step 4: Simplify right side
    2,687,984.17x = 5,492,756,221,948.41
  5. Step 5: Solve for x
    x = 5,492,756,221,948.41/2,687,984.17
  6. Step 6: Final answer
    x = 2,043,448.13

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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.