Home / 1,415,984.85-2,123,189.94-468,838.89

Finding the Fourth Proportional to 1,415,984.85, 2,123,189.94 and 468,838.89

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Solution

The fourth proportional to 1,415,984.85, 2,123,189.94 and 468,838.89 is: 702,997.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,415,984.85 : 2,123,189.94 = 468,838.89 : x
  2. Step 2: Convert to fraction form
    1,415,984.85/2,123,189.94 = 468,838.89/x
  3. Step 3: Cross multiply
    1,415,984.85x = 2,123,189.94 × 468,838.89
  4. Step 4: Simplify right side
    1,415,984.85x = 995,434,014,728.77
  5. Step 5: Solve for x
    x = 995,434,014,728.77/1,415,984.85
  6. Step 6: Final answer
    x = 702,997.64

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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.