Home / 2,681,737.20-3,699,960.12-1,535,606.64

Finding the Fourth Proportional to 2,681,737.20, 3,699,960.12 and 1,535,606.64

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Solution

The fourth proportional to 2,681,737.20, 3,699,960.12 and 1,535,606.64 is: 2,118,657.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,681,737.20 : 3,699,960.12 = 1,535,606.64 : x
  2. Step 2: Convert to fraction form
    2,681,737.20/3,699,960.12 = 1,535,606.64/x
  3. Step 3: Cross multiply
    2,681,737.20x = 3,699,960.12 × 1,535,606.64
  4. Step 4: Simplify right side
    2,681,737.20x = 5,681,683,328,007.20
  5. Step 5: Solve for x
    x = 5,681,683,328,007.20/2,681,737.20
  6. Step 6: Final answer
    x = 2,118,657.76

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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.