Home / 2,880,300.92-3,974,936.02-1,656,606.78

Finding the Fourth Proportional to 2,880,300.92, 3,974,936.02 and 1,656,606.78

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Solution

The fourth proportional to 2,880,300.92, 3,974,936.02 and 1,656,606.78 is: 2,286,186.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,880,300.92 : 3,974,936.02 = 1,656,606.78 : x
  2. Step 2: Convert to fraction form
    2,880,300.92/3,974,936.02 = 1,656,606.78/x
  3. Step 3: Cross multiply
    2,880,300.92x = 3,974,936.02 × 1,656,606.78
  4. Step 4: Simplify right side
    2,880,300.92x = 6,584,905,956,656.70
  5. Step 5: Solve for x
    x = 6,584,905,956,656.70/2,880,300.92
  6. Step 6: Final answer
    x = 2,286,186.81

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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.