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Finding the Fourth Proportional to 1,739,392.02, 2,400,474.51 and 1,004,377.30

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Solution

The fourth proportional to 1,739,392.02, 2,400,474.51 and 1,004,377.30 is: 1,386,106.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,739,392.02 : 2,400,474.51 = 1,004,377.30 : x
  2. Step 2: Convert to fraction form
    1,739,392.02/2,400,474.51 = 1,004,377.30/x
  3. Step 3: Cross multiply
    1,739,392.02x = 2,400,474.51 × 1,004,377.30
  4. Step 4: Simplify right side
    1,739,392.02x = 2,410,982,107,072.62
  5. Step 5: Solve for x
    x = 2,410,982,107,072.62/1,739,392.02
  6. Step 6: Final answer
    x = 1,386,106.23

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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.