Home / 4,817,415-7,228,921.86-2,158,023

Finding the Fourth Proportional to 4,817,415, 7,228,921.86 and 2,158,023

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Solution

The fourth proportional to 4,817,415, 7,228,921.86 and 2,158,023 is: 3,238,288.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,817,415 : 7,228,921.86 = 2,158,023 : x
  2. Step 2: Convert to fraction form
    4,817,415/7,228,921.86 = 2,158,023/x
  3. Step 3: Cross multiply
    4,817,415x = 7,228,921.86 × 2,158,023
  4. Step 4: Simplify right side
    4,817,415x = 15,600,179,639,082.78
  5. Step 5: Solve for x
    x = 15,600,179,639,082.78/4,817,415
  6. Step 6: Final answer
    x = 3,238,288.51

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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.