Home / 2,097,553.29-2,897,472.90-1,644,389.13

Finding the Fourth Proportional to 2,097,553.29, 2,897,472.90 and 1,644,389.13

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Solution

The fourth proportional to 2,097,553.29, 2,897,472.90 and 1,644,389.13 is: 2,271,490.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,097,553.29 : 2,897,472.90 = 1,644,389.13 : x
  2. Step 2: Convert to fraction form
    2,097,553.29/2,897,472.90 = 1,644,389.13/x
  3. Step 3: Cross multiply
    2,097,553.29x = 2,897,472.90 × 1,644,389.13
  4. Step 4: Simplify right side
    2,097,553.29x = 4,764,572,958,261.56
  5. Step 5: Solve for x
    x = 4,764,572,958,261.56/2,097,553.29
  6. Step 6: Final answer
    x = 2,271,490.78

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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.