Home / 1,055,701.89-1,583,218.40-381,694.01

Finding the Fourth Proportional to 1,055,701.89, 1,583,218.40 and 381,694.01

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Solution

The fourth proportional to 1,055,701.89, 1,583,218.40 and 381,694.01 is: 572,420.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,701.89 : 1,583,218.40 = 381,694.01 : x
  2. Step 2: Convert to fraction form
    1,055,701.89/1,583,218.40 = 381,694.01/x
  3. Step 3: Cross multiply
    1,055,701.89x = 1,583,218.40 × 381,694.01
  4. Step 4: Simplify right side
    1,055,701.89x = 604,304,969,977.22
  5. Step 5: Solve for x
    x = 604,304,969,977.22/1,055,701.89
  6. Step 6: Final answer
    x = 572,420.09

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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.