Home / 2,147,621.02-3,221,450.93-651,713.02

Finding the Fourth Proportional to 2,147,621.02, 3,221,450.93 and 651,713.02

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Solution

The fourth proportional to 2,147,621.02, 3,221,450.93 and 651,713.02 is: 977,575.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147,621.02 : 3,221,450.93 = 651,713.02 : x
  2. Step 2: Convert to fraction form
    2,147,621.02/3,221,450.93 = 651,713.02/x
  3. Step 3: Cross multiply
    2,147,621.02x = 3,221,450.93 × 651,713.02
  4. Step 4: Simplify right side
    2,147,621.02x = 2,099,461,514,372.11
  5. Step 5: Solve for x
    x = 2,099,461,514,372.11/2,147,621.02
  6. Step 6: Final answer
    x = 977,575.42

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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.