Home / 2,837,775.16-3,909,475.76-1,976,777.56

Finding the Fourth Proportional to 2,837,775.16, 3,909,475.76 and 1,976,777.56

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Solution

The fourth proportional to 2,837,775.16, 3,909,475.76 and 1,976,777.56 is: 2,723,317.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,837,775.16 : 3,909,475.76 = 1,976,777.56 : x
  2. Step 2: Convert to fraction form
    2,837,775.16/3,909,475.76 = 1,976,777.56/x
  3. Step 3: Cross multiply
    2,837,775.16x = 3,909,475.76 × 1,976,777.56
  4. Step 4: Simplify right side
    2,837,775.16x = 7,728,163,953,731.95
  5. Step 5: Solve for x
    x = 7,728,163,953,731.95/2,837,775.16
  6. Step 6: Final answer
    x = 2,723,317.92

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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.