Home / 2,174,133.78-3,000,581.46-1,314,700.20

Finding the Fourth Proportional to 2,174,133.78, 3,000,581.46 and 1,314,700.20

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Solution

The fourth proportional to 2,174,133.78, 3,000,581.46 and 1,314,700.20 is: 1,814,453.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,174,133.78 : 3,000,581.46 = 1,314,700.20 : x
  2. Step 2: Convert to fraction form
    2,174,133.78/3,000,581.46 = 1,314,700.20/x
  3. Step 3: Cross multiply
    2,174,133.78x = 3,000,581.46 × 1,314,700.20
  4. Step 4: Simplify right side
    2,174,133.78x = 3,944,865,045,578.29
  5. Step 5: Solve for x
    x = 3,944,865,045,578.29/2,174,133.78
  6. Step 6: Final answer
    x = 1,814,453.68

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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.