Home / 2,194,186.96-3,291,595.30-678,002.32

Finding the Fourth Proportional to 2,194,186.96, 3,291,595.30 and 678,002.32

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Solution

The fourth proportional to 2,194,186.96, 3,291,595.30 and 678,002.32 is: 1,017,100.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,194,186.96 : 3,291,595.30 = 678,002.32 : x
  2. Step 2: Convert to fraction form
    2,194,186.96/3,291,595.30 = 678,002.32/x
  3. Step 3: Cross multiply
    2,194,186.96x = 3,291,595.30 × 678,002.32
  4. Step 4: Simplify right side
    2,194,186.96x = 2,231,709,249,901.10
  5. Step 5: Solve for x
    x = 2,231,709,249,901.10/2,194,186.96
  6. Step 6: Final answer
    x = 1,017,100.77

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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.