Home / 2,653,187.87-3,661,411.61-1,507,331.09

Finding the Fourth Proportional to 2,653,187.87, 3,661,411.61 and 1,507,331.09

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Solution

The fourth proportional to 2,653,187.87, 3,661,411.61 and 1,507,331.09 is: 2,080,123.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,653,187.87 : 3,661,411.61 = 1,507,331.09 : x
  2. Step 2: Convert to fraction form
    2,653,187.87/3,661,411.61 = 1,507,331.09/x
  3. Step 3: Cross multiply
    2,653,187.87x = 3,661,411.61 × 1,507,331.09
  4. Step 4: Simplify right side
    2,653,187.87x = 5,518,959,565,961.81
  5. Step 5: Solve for x
    x = 5,518,959,565,961.81/2,653,187.87
  6. Step 6: Final answer
    x = 2,080,123.92

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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.