Home / 2,972,160.10-4,455,287.70-1,371,932.20

Finding the Fourth Proportional to 2,972,160.10, 4,455,287.70 and 1,371,932.20

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Solution

The fourth proportional to 2,972,160.10, 4,455,287.70 and 1,371,932.20 is: 2,056,535.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,972,160.10 : 4,455,287.70 = 1,371,932.20 : x
  2. Step 2: Convert to fraction form
    2,972,160.10/4,455,287.70 = 1,371,932.20/x
  3. Step 3: Cross multiply
    2,972,160.10x = 4,455,287.70 × 1,371,932.20
  4. Step 4: Simplify right side
    2,972,160.10x = 6,112,352,655,893.94
  5. Step 5: Solve for x
    x = 6,112,352,655,893.94/2,972,160.10
  6. Step 6: Final answer
    x = 2,056,535.47

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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.