Home / 1,588,423.81-2,379,982.16-987,902.77

Finding the Fourth Proportional to 1,588,423.81, 2,379,982.16 and 987,902.77

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Solution

The fourth proportional to 1,588,423.81, 2,379,982.16 and 987,902.77 is: 1,480,203.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,588,423.81 : 2,379,982.16 = 987,902.77 : x
  2. Step 2: Convert to fraction form
    1,588,423.81/2,379,982.16 = 987,902.77/x
  3. Step 3: Cross multiply
    1,588,423.81x = 2,379,982.16 × 987,902.77
  4. Step 4: Simplify right side
    1,588,423.81x = 2,351,190,968,414.58
  5. Step 5: Solve for x
    x = 2,351,190,968,414.58/1,588,423.81
  6. Step 6: Final answer
    x = 1,480,203.81

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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.