Home / 2,896,821.40-4,345,232.10-2,226,287.20

Finding the Fourth Proportional to 2,896,821.40, 4,345,232.10 and 2,226,287.20

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Solution

The fourth proportional to 2,896,821.40, 4,345,232.10 and 2,226,287.20 is: 3,339,430.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,896,821.40 : 4,345,232.10 = 2,226,287.20 : x
  2. Step 2: Convert to fraction form
    2,896,821.40/4,345,232.10 = 2,226,287.20/x
  3. Step 3: Cross multiply
    2,896,821.40x = 4,345,232.10 × 2,226,287.20
  4. Step 4: Simplify right side
    2,896,821.40x = 9,673,734,605,259.12
  5. Step 5: Solve for x
    x = 9,673,734,605,259.12/2,896,821.40
  6. Step 6: Final answer
    x = 3,339,430.80

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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.