Home / 2,917,389.60-4,022,254.97-2,392,165.16

Finding the Fourth Proportional to 2,917,389.60, 4,022,254.97 and 2,392,165.16

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Solution

The fourth proportional to 2,917,389.60, 4,022,254.97 and 2,392,165.16 is: 3,298,119.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,917,389.60 : 4,022,254.97 = 2,392,165.16 : x
  2. Step 2: Convert to fraction form
    2,917,389.60/4,022,254.97 = 2,392,165.16/x
  3. Step 3: Cross multiply
    2,917,389.60x = 4,022,254.97 × 2,392,165.16
  4. Step 4: Simplify right side
    2,917,389.60x = 9,621,898,171,798.74
  5. Step 5: Solve for x
    x = 9,621,898,171,798.74/2,917,389.60
  6. Step 6: Final answer
    x = 3,298,119.03

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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.