Home / 2,121,748.14-2,928,074.67-1,154,941.50

Finding the Fourth Proportional to 2,121,748.14, 2,928,074.67 and 1,154,941.50

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Solution

The fourth proportional to 2,121,748.14, 2,928,074.67 and 1,154,941.50 is: 1,593,853.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,121,748.14 : 2,928,074.67 = 1,154,941.50 : x
  2. Step 2: Convert to fraction form
    2,121,748.14/2,928,074.67 = 1,154,941.50/x
  3. Step 3: Cross multiply
    2,121,748.14x = 2,928,074.67 × 1,154,941.50
  4. Step 4: Simplify right side
    2,121,748.14x = 3,381,754,951,481.81
  5. Step 5: Solve for x
    x = 3,381,754,951,481.81/2,121,748.14
  6. Step 6: Final answer
    x = 1,593,853.15

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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.