Home / 2,825,638.02-4,238,457.84-831,094.02

Finding the Fourth Proportional to 2,825,638.02, 4,238,457.84 and 831,094.02

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Solution

The fourth proportional to 2,825,638.02, 4,238,457.84 and 831,094.02 is: 1,246,641.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,825,638.02 : 4,238,457.84 = 831,094.02 : x
  2. Step 2: Convert to fraction form
    2,825,638.02/4,238,457.84 = 831,094.02/x
  3. Step 3: Cross multiply
    2,825,638.02x = 4,238,457.84 × 831,094.02
  4. Step 4: Simplify right side
    2,825,638.02x = 3,522,556,964,846.12
  5. Step 5: Solve for x
    x = 3,522,556,964,846.12/2,825,638.02
  6. Step 6: Final answer
    x = 1,246,641.27

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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.