Home / 1,928,533.25-2,892,824.48-1,329,333.53

Finding the Fourth Proportional to 1,928,533.25, 2,892,824.48 and 1,329,333.53

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Solution

The fourth proportional to 1,928,533.25, 2,892,824.48 and 1,329,333.53 is: 1,994,017.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,928,533.25 : 2,892,824.48 = 1,329,333.53 : x
  2. Step 2: Convert to fraction form
    1,928,533.25/2,892,824.48 = 1,329,333.53/x
  3. Step 3: Cross multiply
    1,928,533.25x = 2,892,824.48 × 1,329,333.53
  4. Step 4: Simplify right side
    1,928,533.25x = 3,845,528,566,528.03
  5. Step 5: Solve for x
    x = 3,845,528,566,528.03/1,928,533.25
  6. Step 6: Final answer
    x = 1,994,017.25

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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.