Home / 5,122,043.40-7,683,453.90-1,527,529.80

Finding the Fourth Proportional to 5,122,043.40, 7,683,453.90 and 1,527,529.80

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Solution

The fourth proportional to 5,122,043.40, 7,683,453.90 and 1,527,529.80 is: 2,291,410.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,122,043.40 : 7,683,453.90 = 1,527,529.80 : x
  2. Step 2: Convert to fraction form
    5,122,043.40/7,683,453.90 = 1,527,529.80/x
  3. Step 3: Cross multiply
    5,122,043.40x = 7,683,453.90 × 1,527,529.80
  4. Step 4: Simplify right side
    5,122,043.40x = 11,736,704,799,176.22
  5. Step 5: Solve for x
    x = 11,736,704,799,176.22/5,122,043.40
  6. Step 6: Final answer
    x = 2,291,410.65

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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.