Home / 2,160,254.78-2,981,108.70-1,193,376

Finding the Fourth Proportional to 2,160,254.78, 2,981,108.70 and 1,193,376

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Solution

The fourth proportional to 2,160,254.78, 2,981,108.70 and 1,193,376 is: 1,646,835.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,160,254.78 : 2,981,108.70 = 1,193,376 : x
  2. Step 2: Convert to fraction form
    2,160,254.78/2,981,108.70 = 1,193,376/x
  3. Step 3: Cross multiply
    2,160,254.78x = 2,981,108.70 × 1,193,376
  4. Step 4: Simplify right side
    2,160,254.78x = 3,557,583,575,971.20
  5. Step 5: Solve for x
    x = 3,557,583,575,971.20/2,160,254.78
  6. Step 6: Final answer
    x = 1,646,835.18

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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.