Home / 1,129,006.20-1,558,046.22-619,755

Finding the Fourth Proportional to 1,129,006.20, 1,558,046.22 and 619,755

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Solution

The fourth proportional to 1,129,006.20, 1,558,046.22 and 619,755 is: 855,271.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,006.20 : 1,558,046.22 = 619,755 : x
  2. Step 2: Convert to fraction form
    1,129,006.20/1,558,046.22 = 619,755/x
  3. Step 3: Cross multiply
    1,129,006.20x = 1,558,046.22 × 619,755
  4. Step 4: Simplify right side
    1,129,006.20x = 965,606,935,076.10
  5. Step 5: Solve for x
    x = 965,606,935,076.10/1,129,006.20
  6. Step 6: Final answer
    x = 855,271.60

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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.