Home / 2,875,578.14-3,968,311.02-1,586,418.05

Finding the Fourth Proportional to 2,875,578.14, 3,968,311.02 and 1,586,418.05

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Solution

The fourth proportional to 2,875,578.14, 3,968,311.02 and 1,586,418.05 is: 2,189,264.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,875,578.14 : 3,968,311.02 = 1,586,418.05 : x
  2. Step 2: Convert to fraction form
    2,875,578.14/3,968,311.02 = 1,586,418.05/x
  3. Step 3: Cross multiply
    2,875,578.14x = 3,968,311.02 × 1,586,418.05
  4. Step 4: Simplify right side
    2,875,578.14x = 6,295,400,230,141.91
  5. Step 5: Solve for x
    x = 6,295,400,230,141.91/2,875,578.14
  6. Step 6: Final answer
    x = 2,189,264.18

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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.