Home / 4,013,789.21-5,539,069.67-2,178,263.35

Finding the Fourth Proportional to 4,013,789.21, 5,539,069.67 and 2,178,263.35

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Solution

The fourth proportional to 4,013,789.21, 5,539,069.67 and 2,178,263.35 is: 3,006,025.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,013,789.21 : 5,539,069.67 = 2,178,263.35 : x
  2. Step 2: Convert to fraction form
    4,013,789.21/5,539,069.67 = 2,178,263.35/x
  3. Step 3: Cross multiply
    4,013,789.21x = 5,539,069.67 × 2,178,263.35
  4. Step 4: Simplify right side
    4,013,789.21x = 12,065,552,451,290.11
  5. Step 5: Solve for x
    x = 12,065,552,451,290.11/4,013,789.21
  6. Step 6: Final answer
    x = 3,006,025.43

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1.5x scale

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.