Home / 3,521,835.40-5,276,532.30-3,123,704.20

Finding the Fourth Proportional to 3,521,835.40, 5,276,532.30 and 3,123,704.20

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Solution

The fourth proportional to 3,521,835.40, 5,276,532.30 and 3,123,704.20 is: 4,680,038.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,521,835.40 : 5,276,532.30 = 3,123,704.20 : x
  2. Step 2: Convert to fraction form
    3,521,835.40/5,276,532.30 = 3,123,704.20/x
  3. Step 3: Cross multiply
    3,521,835.40x = 5,276,532.30 × 3,123,704.20
  4. Step 4: Simplify right side
    3,521,835.40x = 16,482,326,106,945.66
  5. Step 5: Solve for x
    x = 16,482,326,106,945.66/3,521,835.40
  6. Step 6: Final answer
    x = 4,680,038.74

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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.