Home / 2,918,990-4,025,989.46-2,511,774.24

Finding the Fourth Proportional to 2,918,990, 4,025,989.46 and 2,511,774.24

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Solution

The fourth proportional to 2,918,990, 4,025,989.46 and 2,511,774.24 is: 3,464,340.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,918,990 : 4,025,989.46 = 2,511,774.24 : x
  2. Step 2: Convert to fraction form
    2,918,990/4,025,989.46 = 2,511,774.24/x
  3. Step 3: Cross multiply
    2,918,990x = 4,025,989.46 × 2,511,774.24
  4. Step 4: Simplify right side
    2,918,990x = 10,112,376,616,139.51
  5. Step 5: Solve for x
    x = 10,112,376,616,139.51/2,918,990
  6. Step 6: Final answer
    x = 3,464,340.96

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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.