Home / 2,224,719.84-3,069,994.80-1,257,792.48

Finding the Fourth Proportional to 2,224,719.84, 3,069,994.80 and 1,257,792.48

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Solution

The fourth proportional to 2,224,719.84, 3,069,994.80 and 1,257,792.48 is: 1,735,686.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,224,719.84 : 3,069,994.80 = 1,257,792.48 : x
  2. Step 2: Convert to fraction form
    2,224,719.84/3,069,994.80 = 1,257,792.48/x
  3. Step 3: Cross multiply
    2,224,719.84x = 3,069,994.80 × 1,257,792.48
  4. Step 4: Simplify right side
    2,224,719.84x = 3,861,416,373,079.10
  5. Step 5: Solve for x
    x = 3,861,416,373,079.10/2,224,719.84
  6. Step 6: Final answer
    x = 1,735,686.58

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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.