Home / 3,759,931.32-5,187,252.06-2,127,964.65

Finding the Fourth Proportional to 3,759,931.32, 5,187,252.06 and 2,127,964.65

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Solution

The fourth proportional to 3,759,931.32, 5,187,252.06 and 2,127,964.65 is: 2,935,768.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,759,931.32 : 5,187,252.06 = 2,127,964.65 : x
  2. Step 2: Convert to fraction form
    3,759,931.32/5,187,252.06 = 2,127,964.65/x
  3. Step 3: Cross multiply
    3,759,931.32x = 5,187,252.06 × 2,127,964.65
  4. Step 4: Simplify right side
    3,759,931.32x = 11,038,289,014,319.68
  5. Step 5: Solve for x
    x = 11,038,289,014,319.68/3,759,931.32
  6. Step 6: Final answer
    x = 2,935,768.79

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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.