Home / 2,719,039.12-3,746,738.28-2,103,451.92

Finding the Fourth Proportional to 2,719,039.12, 3,746,738.28 and 2,103,451.92

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Solution

The fourth proportional to 2,719,039.12, 3,746,738.28 and 2,103,451.92 is: 2,898,481.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,719,039.12 : 3,746,738.28 = 2,103,451.92 : x
  2. Step 2: Convert to fraction form
    2,719,039.12/3,746,738.28 = 2,103,451.92/x
  3. Step 3: Cross multiply
    2,719,039.12x = 3,746,738.28 × 2,103,451.92
  4. Step 4: Simplify right side
    2,719,039.12x = 7,881,083,828,803.50
  5. Step 5: Solve for x
    x = 7,881,083,828,803.50/2,719,039.12
  6. Step 6: Final answer
    x = 2,898,481.22

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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.