Home / 2,671,280.78-3,997,343.30-2,312,685.09

Finding the Fourth Proportional to 2,671,280.78, 3,997,343.30 and 2,312,685.09

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Solution

The fourth proportional to 2,671,280.78, 3,997,343.30 and 2,312,685.09 is: 3,460,735.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,671,280.78 : 3,997,343.30 = 2,312,685.09 : x
  2. Step 2: Convert to fraction form
    2,671,280.78/3,997,343.30 = 2,312,685.09/x
  3. Step 3: Cross multiply
    2,671,280.78x = 3,997,343.30 × 2,312,685.09
  4. Step 4: Simplify right side
    2,671,280.78x = 9,244,596,237,957.97
  5. Step 5: Solve for x
    x = 9,244,596,237,957.97/2,671,280.78
  6. Step 6: Final answer
    x = 3,460,735.51

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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.