Home / 1,811,404.90-2,717,435.40-910,579.60

Finding the Fourth Proportional to 1,811,404.90, 2,717,435.40 and 910,579.60

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Solution

The fourth proportional to 1,811,404.90, 2,717,435.40 and 910,579.60 is: 1,366,034.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,811,404.90 : 2,717,435.40 = 910,579.60 : x
  2. Step 2: Convert to fraction form
    1,811,404.90/2,717,435.40 = 910,579.60/x
  3. Step 3: Cross multiply
    1,811,404.90x = 2,717,435.40 × 910,579.60
  4. Step 4: Simplify right side
    1,811,404.90x = 2,474,441,239,557.84
  5. Step 5: Solve for x
    x = 2,474,441,239,557.84/1,811,404.90
  6. Step 6: Final answer
    x = 1,366,034.31

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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.