Home / 1,235,630.62-1,705,372.20-738,880.91

Finding the Fourth Proportional to 1,235,630.62, 1,705,372.20 and 738,880.91

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Solution

The fourth proportional to 1,235,630.62, 1,705,372.20 and 738,880.91 is: 1,019,776.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,630.62 : 1,705,372.20 = 738,880.91 : x
  2. Step 2: Convert to fraction form
    1,235,630.62/1,705,372.20 = 738,880.91/x
  3. Step 3: Cross multiply
    1,235,630.62x = 1,705,372.20 × 738,880.91
  4. Step 4: Simplify right side
    1,235,630.62x = 1,260,066,963,091.81
  5. Step 5: Solve for x
    x = 1,260,066,963,091.81/1,235,630.62
  6. Step 6: Final answer
    x = 1,019,776.41

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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.