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Finding the Fourth Proportional to 2,866,431.72, 4,299,647.51 and 1,044,933.22

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Solution

The fourth proportional to 2,866,431.72, 4,299,647.51 and 1,044,933.22 is: 1,567,399.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,866,431.72 : 4,299,647.51 = 1,044,933.22 : x
  2. Step 2: Convert to fraction form
    2,866,431.72/4,299,647.51 = 1,044,933.22/x
  3. Step 3: Cross multiply
    2,866,431.72x = 4,299,647.51 × 1,044,933.22
  4. Step 4: Simplify right side
    2,866,431.72x = 4,492,844,509,352.50
  5. Step 5: Solve for x
    x = 4,492,844,509,352.50/2,866,431.72
  6. Step 6: Final answer
    x = 1,567,399.80

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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.