Home / 3,642,136.20-5,458,830.30-1,511,123.40

Finding the Fourth Proportional to 3,642,136.20, 5,458,830.30 and 1,511,123.40

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Solution

The fourth proportional to 3,642,136.20, 5,458,830.30 and 1,511,123.40 is: 2,264,870.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,642,136.20 : 5,458,830.30 = 1,511,123.40 : x
  2. Step 2: Convert to fraction form
    3,642,136.20/5,458,830.30 = 1,511,123.40/x
  3. Step 3: Cross multiply
    3,642,136.20x = 5,458,830.30 × 1,511,123.40
  4. Step 4: Simplify right side
    3,642,136.20x = 8,248,966,202,959.02
  5. Step 5: Solve for x
    x = 8,248,966,202,959.02/3,642,136.20
  6. Step 6: Final answer
    x = 2,264,870.33

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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.