Home / 1,530,186.94-2,111,573.40-851,079.70

Finding the Fourth Proportional to 1,530,186.94, 2,111,573.40 and 851,079.70

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Solution

The fourth proportional to 1,530,186.94, 2,111,573.40 and 851,079.70 is: 1,174,442.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,530,186.94 : 2,111,573.40 = 851,079.70 : x
  2. Step 2: Convert to fraction form
    1,530,186.94/2,111,573.40 = 851,079.70/x
  3. Step 3: Cross multiply
    1,530,186.94x = 2,111,573.40 × 851,079.70
  4. Step 4: Simplify right side
    1,530,186.94x = 1,797,117,255,799.98
  5. Step 5: Solve for x
    x = 1,797,117,255,799.98/1,530,186.94
  6. Step 6: Final answer
    x = 1,174,442.94

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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.