Home / 1,788,176.10-2,467,712.32-972,395.94

Finding the Fourth Proportional to 1,788,176.10, 2,467,712.32 and 972,395.94

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Solution

The fourth proportional to 1,788,176.10, 2,467,712.32 and 972,395.94 is: 1,341,922.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788,176.10 : 2,467,712.32 = 972,395.94 : x
  2. Step 2: Convert to fraction form
    1,788,176.10/2,467,712.32 = 972,395.94/x
  3. Step 3: Cross multiply
    1,788,176.10x = 2,467,712.32 × 972,395.94
  4. Step 4: Simplify right side
    1,788,176.10x = 2,399,593,441,055.98
  5. Step 5: Solve for x
    x = 2,399,593,441,055.98/1,788,176.10
  6. Step 6: Final answer
    x = 1,341,922.33

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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.