Home / 3,607,807.72-5,407,798.67-1,806,346.66

Finding the Fourth Proportional to 3,607,807.72, 5,407,798.67 and 1,806,346.66

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Solution

The fourth proportional to 3,607,807.72, 5,407,798.67 and 1,806,346.66 is: 2,707,560.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,607,807.72 : 5,407,798.67 = 1,806,346.66 : x
  2. Step 2: Convert to fraction form
    3,607,807.72/5,407,798.67 = 1,806,346.66/x
  3. Step 3: Cross multiply
    3,607,807.72x = 5,407,798.67 × 1,806,346.66
  4. Step 4: Simplify right side
    3,607,807.72x = 9,768,359,029,436.22
  5. Step 5: Solve for x
    x = 9,768,359,029,436.22/3,607,807.72
  6. Step 6: Final answer
    x = 2,707,560.88

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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.