Home / 2,897,171.40-4,345,757.10-2,226,637.20

Finding the Fourth Proportional to 2,897,171.40, 4,345,757.10 and 2,226,637.20

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Solution

The fourth proportional to 2,897,171.40, 4,345,757.10 and 2,226,637.20 is: 3,339,955.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,897,171.40 : 4,345,757.10 = 2,226,637.20 : x
  2. Step 2: Convert to fraction form
    2,897,171.40/4,345,757.10 = 2,226,637.20/x
  3. Step 3: Cross multiply
    2,897,171.40x = 4,345,757.10 × 2,226,637.20
  4. Step 4: Simplify right side
    2,897,171.40x = 9,676,424,421,024.12
  5. Step 5: Solve for x
    x = 9,676,424,421,024.12/2,897,171.40
  6. Step 6: Final answer
    x = 3,339,955.80

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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.