Home / 1,190,288.61-1,785,530.12-558,857.97

Finding the Fourth Proportional to 1,190,288.61, 1,785,530.12 and 558,857.97

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Solution

The fourth proportional to 1,190,288.61, 1,785,530.12 and 558,857.97 is: 838,332.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190,288.61 : 1,785,530.12 = 558,857.97 : x
  2. Step 2: Convert to fraction form
    1,190,288.61/1,785,530.12 = 558,857.97/x
  3. Step 3: Cross multiply
    1,190,288.61x = 1,785,530.12 × 558,857.97
  4. Step 4: Simplify right side
    1,190,288.61x = 997,857,735,442.77
  5. Step 5: Solve for x
    x = 997,857,735,442.77/1,190,288.61
  6. Step 6: Final answer
    x = 838,332.59

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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.