Home / 1,347,617.70-2,021,426.55-993,323.70

Finding the Fourth Proportional to 1,347,617.70, 2,021,426.55 and 993,323.70

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Solution

The fourth proportional to 1,347,617.70, 2,021,426.55 and 993,323.70 is: 1,489,985.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,617.70 : 2,021,426.55 = 993,323.70 : x
  2. Step 2: Convert to fraction form
    1,347,617.70/2,021,426.55 = 993,323.70/x
  3. Step 3: Cross multiply
    1,347,617.70x = 2,021,426.55 × 993,323.70
  4. Step 4: Simplify right side
    1,347,617.70x = 2,007,930,899,924.24
  5. Step 5: Solve for x
    x = 2,007,930,899,924.24/1,347,617.70
  6. Step 6: Final answer
    x = 1,489,985.55

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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.