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Finding the Fourth Proportional to 1,845,845.40, 2,768,768.10 and 584,059.80

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Solution

The fourth proportional to 1,845,845.40, 2,768,768.10 and 584,059.80 is: 876,089.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,845,845.40 : 2,768,768.10 = 584,059.80 : x
  2. Step 2: Convert to fraction form
    1,845,845.40/2,768,768.10 = 584,059.80/x
  3. Step 3: Cross multiply
    1,845,845.40x = 2,768,768.10 × 584,059.80
  4. Step 4: Simplify right side
    1,845,845.40x = 1,617,126,142,732.38
  5. Step 5: Solve for x
    x = 1,617,126,142,732.38/1,845,845.40
  6. Step 6: Final answer
    x = 876,089.70

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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.