Home / 3,078,064.84-4,247,720.58-1,719,938.92

Finding the Fourth Proportional to 3,078,064.84, 4,247,720.58 and 1,719,938.92

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Solution

The fourth proportional to 3,078,064.84, 4,247,720.58 and 1,719,938.92 is: 2,373,510.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,078,064.84 : 4,247,720.58 = 1,719,938.92 : x
  2. Step 2: Convert to fraction form
    3,078,064.84/4,247,720.58 = 1,719,938.92/x
  3. Step 3: Cross multiply
    3,078,064.84x = 4,247,720.58 × 1,719,938.92
  4. Step 4: Simplify right side
    3,078,064.84x = 7,305,819,946,826.97
  5. Step 5: Solve for x
    x = 7,305,819,946,826.97/3,078,064.84
  6. Step 6: Final answer
    x = 2,373,510.74

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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.