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Finding the Fourth Proportional to 2,977,810.90, 4,466,716.82 and 733,948.90

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Solution

The fourth proportional to 2,977,810.90, 4,466,716.82 and 733,948.90 is: 1,100,923.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,977,810.90 : 4,466,716.82 = 733,948.90 : x
  2. Step 2: Convert to fraction form
    2,977,810.90/4,466,716.82 = 733,948.90/x
  3. Step 3: Cross multiply
    2,977,810.90x = 4,466,716.82 × 733,948.90
  4. Step 4: Simplify right side
    2,977,810.90x = 3,278,341,896,650.50
  5. Step 5: Solve for x
    x = 3,278,341,896,650.50/2,977,810.90
  6. Step 6: Final answer
    x = 1,100,923.47

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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.