Home / 2,949,148.02-4,069,564.68-1,642,301.31

Finding the Fourth Proportional to 2,949,148.02, 4,069,564.68 and 1,642,301.31

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Solution

The fourth proportional to 2,949,148.02, 4,069,564.68 and 1,642,301.31 is: 2,266,231.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,949,148.02 : 4,069,564.68 = 1,642,301.31 : x
  2. Step 2: Convert to fraction form
    2,949,148.02/4,069,564.68 = 1,642,301.31/x
  3. Step 3: Cross multiply
    2,949,148.02x = 4,069,564.68 × 1,642,301.31
  4. Step 4: Simplify right side
    2,949,148.02x = 6,683,451,384,745.91
  5. Step 5: Solve for x
    x = 6,683,451,384,745.91/2,949,148.02
  6. Step 6: Final answer
    x = 2,266,231.25

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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.