Home / 2,557,829.20-3,529,796.84-1,411,901.32

Finding the Fourth Proportional to 2,557,829.20, 3,529,796.84 and 1,411,901.32

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Solution

The fourth proportional to 2,557,829.20, 3,529,796.84 and 1,411,901.32 is: 1,948,419.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,557,829.20 : 3,529,796.84 = 1,411,901.32 : x
  2. Step 2: Convert to fraction form
    2,557,829.20/3,529,796.84 = 1,411,901.32/x
  3. Step 3: Cross multiply
    2,557,829.20x = 3,529,796.84 × 1,411,901.32
  4. Step 4: Simplify right side
    2,557,829.20x = 4,983,724,817,727.83
  5. Step 5: Solve for x
    x = 4,983,724,817,727.83/2,557,829.20
  6. Step 6: Final answer
    x = 1,948,419.71

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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.