Home / 2,742,270.64-4,112,076.72-1,375,457.20

Finding the Fourth Proportional to 2,742,270.64, 4,112,076.72 and 1,375,457.20

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Solution

The fourth proportional to 2,742,270.64, 4,112,076.72 and 1,375,457.20 is: 2,062,519.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,742,270.64 : 4,112,076.72 = 1,375,457.20 : x
  2. Step 2: Convert to fraction form
    2,742,270.64/4,112,076.72 = 1,375,457.20/x
  3. Step 3: Cross multiply
    2,742,270.64x = 4,112,076.72 × 1,375,457.20
  4. Step 4: Simplify right side
    2,742,270.64x = 5,655,985,531,476.38
  5. Step 5: Solve for x
    x = 5,655,985,531,476.38/2,742,270.64
  6. Step 6: Final answer
    x = 2,062,519.09

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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.