Home / 2,126,435.49-2,934,551.84-1,159,618.68

Finding the Fourth Proportional to 2,126,435.49, 2,934,551.84 and 1,159,618.68

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Solution

The fourth proportional to 2,126,435.49, 2,934,551.84 and 1,159,618.68 is: 1,600,312.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,126,435.49 : 2,934,551.84 = 1,159,618.68 : x
  2. Step 2: Convert to fraction form
    2,126,435.49/2,934,551.84 = 1,159,618.68/x
  3. Step 3: Cross multiply
    2,126,435.49x = 2,934,551.84 × 1,159,618.68
  4. Step 4: Simplify right side
    2,126,435.49x = 3,402,961,131,092.37
  5. Step 5: Solve for x
    x = 3,402,961,131,092.37/2,126,435.49
  6. Step 6: Final answer
    x = 1,600,312.42

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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.