Home / 3,110,303.40-4,665,455.10-1,315,213.80

Finding the Fourth Proportional to 3,110,303.40, 4,665,455.10 and 1,315,213.80

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Solution

The fourth proportional to 3,110,303.40, 4,665,455.10 and 1,315,213.80 is: 1,972,820.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110,303.40 : 4,665,455.10 = 1,315,213.80 : x
  2. Step 2: Convert to fraction form
    3,110,303.40/4,665,455.10 = 1,315,213.80/x
  3. Step 3: Cross multiply
    3,110,303.40x = 4,665,455.10 × 1,315,213.80
  4. Step 4: Simplify right side
    3,110,303.40x = 6,136,070,930,800.38
  5. Step 5: Solve for x
    x = 6,136,070,930,800.38/3,110,303.40
  6. Step 6: Final answer
    x = 1,972,820.70

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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.