Home / 1,928,528.75-2,892,817.72-1,329,329.02

Finding the Fourth Proportional to 1,928,528.75, 2,892,817.72 and 1,329,329.02

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Solution

The fourth proportional to 1,928,528.75, 2,892,817.72 and 1,329,329.02 is: 1,994,010.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,928,528.75 : 2,892,817.72 = 1,329,329.02 : x
  2. Step 2: Convert to fraction form
    1,928,528.75/2,892,817.72 = 1,329,329.02/x
  3. Step 3: Cross multiply
    1,928,528.75x = 2,892,817.72 × 1,329,329.02
  4. Step 4: Simplify right side
    1,928,528.75x = 3,845,506,548,358.62
  5. Step 5: Solve for x
    x = 3,845,506,548,358.62/1,928,528.75
  6. Step 6: Final answer
    x = 1,994,010.49

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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.