Home / 3,283,136.72-4,920,787.01-1,528,053.87

Finding the Fourth Proportional to 3,283,136.72, 4,920,787.01 and 1,528,053.87

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Solution

The fourth proportional to 3,283,136.72, 4,920,787.01 and 1,528,053.87 is: 2,290,257.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,283,136.72 : 4,920,787.01 = 1,528,053.87 : x
  2. Step 2: Convert to fraction form
    3,283,136.72/4,920,787.01 = 1,528,053.87/x
  3. Step 3: Cross multiply
    3,283,136.72x = 4,920,787.01 × 1,528,053.87
  4. Step 4: Simplify right side
    3,283,136.72x = 7,519,227,619,443.41
  5. Step 5: Solve for x
    x = 7,519,227,619,443.41/3,283,136.72
  6. Step 6: Final answer
    x = 2,290,257.24

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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.