Home / 1,513,863.24-2,271,562.74-839,820.12

Finding the Fourth Proportional to 1,513,863.24, 2,271,562.74 and 839,820.12

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Solution

The fourth proportional to 1,513,863.24, 2,271,562.74 and 839,820.12 is: 1,260,156.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,863.24 : 2,271,562.74 = 839,820.12 : x
  2. Step 2: Convert to fraction form
    1,513,863.24/2,271,562.74 = 839,820.12/x
  3. Step 3: Cross multiply
    1,513,863.24x = 2,271,562.74 × 839,820.12
  4. Step 4: Simplify right side
    1,513,863.24x = 1,907,704,092,894.33
  5. Step 5: Solve for x
    x = 1,907,704,092,894.33/1,513,863.24
  6. Step 6: Final answer
    x = 1,260,156.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.