Home / 1,921,291.30-2,881,933.08-1,804,374.28

Finding the Fourth Proportional to 1,921,291.30, 2,881,933.08 and 1,804,374.28

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Solution

The fourth proportional to 1,921,291.30, 2,881,933.08 and 1,804,374.28 is: 2,706,557.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,921,291.30 : 2,881,933.08 = 1,804,374.28 : x
  2. Step 2: Convert to fraction form
    1,921,291.30/2,881,933.08 = 1,804,374.28/x
  3. Step 3: Cross multiply
    1,921,291.30x = 2,881,933.08 × 1,804,374.28
  4. Step 4: Simplify right side
    1,921,291.30x = 5,200,085,926,233.18
  5. Step 5: Solve for x
    x = 5,200,085,926,233.18/1,921,291.30
  6. Step 6: Final answer
    x = 2,706,557.79

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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.