Home / 3,228,790.32-4,455,761.40-1,778,492.16

Finding the Fourth Proportional to 3,228,790.32, 4,455,761.40 and 1,778,492.16

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Solution

The fourth proportional to 3,228,790.32, 4,455,761.40 and 1,778,492.16 is: 2,454,336.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,228,790.32 : 4,455,761.40 = 1,778,492.16 : x
  2. Step 2: Convert to fraction form
    3,228,790.32/4,455,761.40 = 1,778,492.16/x
  3. Step 3: Cross multiply
    3,228,790.32x = 4,455,761.40 × 1,778,492.16
  4. Step 4: Simplify right side
    3,228,790.32x = 7,924,536,716,730.62
  5. Step 5: Solve for x
    x = 7,924,536,716,730.62/3,228,790.32
  6. Step 6: Final answer
    x = 2,454,336.12

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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.