Home / 2,919,782.43-4,000,035.07-2,810,618.55

Finding the Fourth Proportional to 2,919,782.43, 4,000,035.07 and 2,810,618.55

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Solution

The fourth proportional to 2,919,782.43, 4,000,035.07 and 2,810,618.55 is: 3,850,483.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,919,782.43 : 4,000,035.07 = 2,810,618.55 : x
  2. Step 2: Convert to fraction form
    2,919,782.43/4,000,035.07 = 2,810,618.55/x
  3. Step 3: Cross multiply
    2,919,782.43x = 4,000,035.07 × 2,810,618.55
  4. Step 4: Simplify right side
    2,919,782.43x = 11,242,572,754,339.46
  5. Step 5: Solve for x
    x = 11,242,572,754,339.46/2,919,782.43
  6. Step 6: Final answer
    x = 3,850,483.05

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.