Home / 1,212,160.50-1,818,249.86-538,060.59

Finding the Fourth Proportional to 1,212,160.50, 1,818,249.86 and 538,060.59

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Solution

The fourth proportional to 1,212,160.50, 1,818,249.86 and 538,060.59 is: 807,094.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,212,160.50 : 1,818,249.86 = 538,060.59 : x
  2. Step 2: Convert to fraction form
    1,212,160.50/1,818,249.86 = 538,060.59/x
  3. Step 3: Cross multiply
    1,212,160.50x = 1,818,249.86 × 538,060.59
  4. Step 4: Simplify right side
    1,212,160.50x = 978,328,593,784.17
  5. Step 5: Solve for x
    x = 978,328,593,784.17/1,212,160.50
  6. Step 6: Final answer
    x = 807,094.93

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1.5x scale

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.