Home / 3,215,945.65-4,437,806.16-1,765,632.95

Finding the Fourth Proportional to 3,215,945.65, 4,437,806.16 and 1,765,632.95

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Solution

The fourth proportional to 3,215,945.65, 4,437,806.16 and 1,765,632.95 is: 2,436,464.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,215,945.65 : 4,437,806.16 = 1,765,632.95 : x
  2. Step 2: Convert to fraction form
    3,215,945.65/4,437,806.16 = 1,765,632.95/x
  3. Step 3: Cross multiply
    3,215,945.65x = 4,437,806.16 × 1,765,632.95
  4. Step 4: Simplify right side
    3,215,945.65x = 7,835,536,772,980.81
  5. Step 5: Solve for x
    x = 7,835,536,772,980.81/3,215,945.65
  6. Step 6: Final answer
    x = 2,436,464.31

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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.