Home / 4,118,619.32-5,677,394.28-2,891,482.28

Finding the Fourth Proportional to 4,118,619.32, 5,677,394.28 and 2,891,482.28

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Solution

The fourth proportional to 4,118,619.32, 5,677,394.28 and 2,891,482.28 is: 3,985,822.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,118,619.32 : 5,677,394.28 = 2,891,482.28 : x
  2. Step 2: Convert to fraction form
    4,118,619.32/5,677,394.28 = 2,891,482.28/x
  3. Step 3: Cross multiply
    4,118,619.32x = 5,677,394.28 × 2,891,482.28
  4. Step 4: Simplify right side
    4,118,619.32x = 16,416,084,957,193.36
  5. Step 5: Solve for x
    x = 16,416,084,957,193.36/4,118,619.32
  6. Step 6: Final answer
    x = 3,985,822.35

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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.