Home / 1,047,839.88-1,572,369.69-440,584.22

Finding the Fourth Proportional to 1,047,839.88, 1,572,369.69 and 440,584.22

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Solution

The fourth proportional to 1,047,839.88, 1,572,369.69 and 440,584.22 is: 661,132.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,839.88 : 1,572,369.69 = 440,584.22 : x
  2. Step 2: Convert to fraction form
    1,047,839.88/1,572,369.69 = 440,584.22/x
  3. Step 3: Cross multiply
    1,047,839.88x = 1,572,369.69 × 440,584.22
  4. Step 4: Simplify right side
    1,047,839.88x = 692,761,273,420.29
  5. Step 5: Solve for x
    x = 692,761,273,420.29/1,047,839.88
  6. Step 6: Final answer
    x = 661,132.76

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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.