Home / 2,205,127.28-3,303,262.16-1,005,399.28

Finding the Fourth Proportional to 2,205,127.28, 3,303,262.16 and 1,005,399.28

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Solution

The fourth proportional to 2,205,127.28, 3,303,262.16 and 1,005,399.28 is: 1,506,079.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,205,127.28 : 3,303,262.16 = 1,005,399.28 : x
  2. Step 2: Convert to fraction form
    2,205,127.28/3,303,262.16 = 1,005,399.28/x
  3. Step 3: Cross multiply
    2,205,127.28x = 3,303,262.16 × 1,005,399.28
  4. Step 4: Simplify right side
    2,205,127.28x = 3,321,097,397,315.25
  5. Step 5: Solve for x
    x = 3,321,097,397,315.25/2,205,127.28
  6. Step 6: Final answer
    x = 1,506,079.68

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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.