Home / 4,138,697.95-6,208,980.92-1,260,322.31

Finding the Fourth Proportional to 4,138,697.95, 6,208,980.92 and 1,260,322.31

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Solution

The fourth proportional to 4,138,697.95, 6,208,980.92 and 1,260,322.31 is: 1,890,767.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,138,697.95 : 6,208,980.92 = 1,260,322.31 : x
  2. Step 2: Convert to fraction form
    4,138,697.95/6,208,980.92 = 1,260,322.31/x
  3. Step 3: Cross multiply
    4,138,697.95x = 6,208,980.92 × 1,260,322.31
  4. Step 4: Simplify right side
    4,138,697.95x = 7,825,317,175,840.33
  5. Step 5: Solve for x
    x = 7,825,317,175,840.33/4,138,697.95
  6. Step 6: Final answer
    x = 1,890,767.89

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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.