Home / 2,090,486.60-3,137,698.20-1,293,325.10

Finding the Fourth Proportional to 2,090,486.60, 3,137,698.20 and 1,293,325.10

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Solution

The fourth proportional to 2,090,486.60, 3,137,698.20 and 1,293,325.10 is: 1,941,205.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,090,486.60 : 3,137,698.20 = 1,293,325.10 : x
  2. Step 2: Convert to fraction form
    2,090,486.60/3,137,698.20 = 1,293,325.10/x
  3. Step 3: Cross multiply
    2,090,486.60x = 3,137,698.20 × 1,293,325.10
  4. Step 4: Simplify right side
    2,090,486.60x = 4,058,063,838,284.82
  5. Step 5: Solve for x
    x = 4,058,063,838,284.82/2,090,486.60
  6. Step 6: Final answer
    x = 1,941,205.38

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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.