Home / 1,167,812.42-1,611,578.91-651,535.59

Finding the Fourth Proportional to 1,167,812.42, 1,611,578.91 and 651,535.59

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Solution

The fourth proportional to 1,167,812.42, 1,611,578.91 and 651,535.59 is: 899,117.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,812.42 : 1,611,578.91 = 651,535.59 : x
  2. Step 2: Convert to fraction form
    1,167,812.42/1,611,578.91 = 651,535.59/x
  3. Step 3: Cross multiply
    1,167,812.42x = 1,611,578.91 × 651,535.59
  4. Step 4: Simplify right side
    1,167,812.42x = 1,050,001,015,958.41
  5. Step 5: Solve for x
    x = 1,050,001,015,958.41/1,167,812.42
  6. Step 6: Final answer
    x = 899,117.87

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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.