Home / 1,143,529.88-1,578,042.36-653,468.24

Finding the Fourth Proportional to 1,143,529.88, 1,578,042.36 and 653,468.24

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Solution

The fourth proportional to 1,143,529.88, 1,578,042.36 and 653,468.24 is: 901,769.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,529.88 : 1,578,042.36 = 653,468.24 : x
  2. Step 2: Convert to fraction form
    1,143,529.88/1,578,042.36 = 653,468.24/x
  3. Step 3: Cross multiply
    1,143,529.88x = 1,578,042.36 × 653,468.24
  4. Step 4: Simplify right side
    1,143,529.88x = 1,031,200,555,744.43
  5. Step 5: Solve for x
    x = 1,031,200,555,744.43/1,143,529.88
  6. Step 6: Final answer
    x = 901,769.66

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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.