Home / 2,855,254.28-3,940,240.40-1,767,309.24

Finding the Fourth Proportional to 2,855,254.28, 3,940,240.40 and 1,767,309.24

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Solution

The fourth proportional to 2,855,254.28, 3,940,240.40 and 1,767,309.24 is: 2,438,880.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,855,254.28 : 3,940,240.40 = 1,767,309.24 : x
  2. Step 2: Convert to fraction form
    2,855,254.28/3,940,240.40 = 1,767,309.24/x
  3. Step 3: Cross multiply
    2,855,254.28x = 3,940,240.40 × 1,767,309.24
  4. Step 4: Simplify right side
    2,855,254.28x = 6,963,623,266,741.30
  5. Step 5: Solve for x
    x = 6,963,623,266,741.30/2,855,254.28
  6. Step 6: Final answer
    x = 2,438,880.25

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1.5x scale

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.