Home / 2,154,580.09-2,973,341.25-1,187,744.98

Finding the Fourth Proportional to 2,154,580.09, 2,973,341.25 and 1,187,744.98

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Solution

The fourth proportional to 2,154,580.09, 2,973,341.25 and 1,187,744.98 is: 1,639,099.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,154,580.09 : 2,973,341.25 = 1,187,744.98 : x
  2. Step 2: Convert to fraction form
    2,154,580.09/2,973,341.25 = 1,187,744.98/x
  3. Step 3: Cross multiply
    2,154,580.09x = 2,973,341.25 × 1,187,744.98
  4. Step 4: Simplify right side
    2,154,580.09x = 3,531,571,143,514.43
  5. Step 5: Solve for x
    x = 3,531,571,143,514.43/2,154,580.09
  6. Step 6: Final answer
    x = 1,639,099.50

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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.