Home / 2,907,492.57-4,012,339.91-1,618,305.28

Finding the Fourth Proportional to 2,907,492.57, 4,012,339.91 and 1,618,305.28

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Solution

The fourth proportional to 2,907,492.57, 4,012,339.91 and 1,618,305.28 is: 2,233,261.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,907,492.57 : 4,012,339.91 = 1,618,305.28 : x
  2. Step 2: Convert to fraction form
    2,907,492.57/4,012,339.91 = 1,618,305.28/x
  3. Step 3: Cross multiply
    2,907,492.57x = 4,012,339.91 × 1,618,305.28
  4. Step 4: Simplify right side
    2,907,492.57x = 6,493,190,852,488.32
  5. Step 5: Solve for x
    x = 6,493,190,852,488.32/2,907,492.57
  6. Step 6: Final answer
    x = 2,233,261.37

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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.