Home / 3,174,182.21-4,380,397.16-1,723,888.01

Finding the Fourth Proportional to 3,174,182.21, 4,380,397.16 and 1,723,888.01

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Solution

The fourth proportional to 3,174,182.21, 4,380,397.16 and 1,723,888.01 is: 2,378,979.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,174,182.21 : 4,380,397.16 = 1,723,888.01 : x
  2. Step 2: Convert to fraction form
    3,174,182.21/4,380,397.16 = 1,723,888.01/x
  3. Step 3: Cross multiply
    3,174,182.21x = 4,380,397.16 × 1,723,888.01
  4. Step 4: Simplify right side
    3,174,182.21x = 7,551,314,158,422.76
  5. Step 5: Solve for x
    x = 7,551,314,158,422.76/3,174,182.21
  6. Step 6: Final answer
    x = 2,378,979.43

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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.