Home / 993,940.80-1,490,911.20-895,963.20

Finding the Fourth Proportional to 993,940.80, 1,490,911.20 and 895,963.20

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Solution

The fourth proportional to 993,940.80, 1,490,911.20 and 895,963.20 is: 1,343,944.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,940.80 : 1,490,911.20 = 895,963.20 : x
  2. Step 2: Convert to fraction form
    993,940.80/1,490,911.20 = 895,963.20/x
  3. Step 3: Cross multiply
    993,940.80x = 1,490,911.20 × 895,963.20
  4. Step 4: Simplify right side
    993,940.80x = 1,335,801,569,667.84
  5. Step 5: Solve for x
    x = 1,335,801,569,667.84/993,940.80
  6. Step 6: Final answer
    x = 1,343,944.80

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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.