Home / 4,694,742.43-7,042,591.04-1,620,333.14

Finding the Fourth Proportional to 4,694,742.43, 7,042,591.04 and 1,620,333.14

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Solution

The fourth proportional to 4,694,742.43, 7,042,591.04 and 1,620,333.14 is: 2,430,664.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,694,742.43 : 7,042,591.04 = 1,620,333.14 : x
  2. Step 2: Convert to fraction form
    4,694,742.43/7,042,591.04 = 1,620,333.14/x
  3. Step 3: Cross multiply
    4,694,742.43x = 7,042,591.04 × 1,620,333.14
  4. Step 4: Simplify right side
    4,694,742.43x = 11,411,343,610,264.45
  5. Step 5: Solve for x
    x = 11,411,343,610,264.45/4,694,742.43
  6. Step 6: Final answer
    x = 2,430,664.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.