Home / 4,118,666.90-6,178,000.35-1,086,026.90

Finding the Fourth Proportional to 4,118,666.90, 6,178,000.35 and 1,086,026.90

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Solution

The fourth proportional to 4,118,666.90, 6,178,000.35 and 1,086,026.90 is: 1,629,040.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,118,666.90 : 6,178,000.35 = 1,086,026.90 : x
  2. Step 2: Convert to fraction form
    4,118,666.90/6,178,000.35 = 1,086,026.90/x
  3. Step 3: Cross multiply
    4,118,666.90x = 6,178,000.35 × 1,086,026.90
  4. Step 4: Simplify right side
    4,118,666.90x = 6,709,474,568,309.41
  5. Step 5: Solve for x
    x = 6,709,474,568,309.41/4,118,666.90
  6. Step 6: Final answer
    x = 1,629,040.35

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Similar ratio
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1.5x scale

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.