Home / 2,776,502.19-4,158,847.17-1,638,037.47

Finding the Fourth Proportional to 2,776,502.19, 4,158,847.17 and 1,638,037.47

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Solution

The fourth proportional to 2,776,502.19, 4,158,847.17 and 1,638,037.47 is: 2,453,571.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,776,502.19 : 4,158,847.17 = 1,638,037.47 : x
  2. Step 2: Convert to fraction form
    2,776,502.19/4,158,847.17 = 1,638,037.47/x
  3. Step 3: Cross multiply
    2,776,502.19x = 4,158,847.17 × 1,638,037.47
  4. Step 4: Simplify right side
    2,776,502.19x = 6,812,347,496,463.46
  5. Step 5: Solve for x
    x = 6,812,347,496,463.46/2,776,502.19
  6. Step 6: Final answer
    x = 2,453,571.81

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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.