Home / 5,078,881.72-7,600,133.94-4,398,127

Finding the Fourth Proportional to 5,078,881.72, 7,600,133.94 and 4,398,127

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Solution

The fourth proportional to 5,078,881.72, 7,600,133.94 and 4,398,127 is: 6,581,439.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,078,881.72 : 7,600,133.94 = 4,398,127 : x
  2. Step 2: Convert to fraction form
    5,078,881.72/7,600,133.94 = 4,398,127/x
  3. Step 3: Cross multiply
    5,078,881.72x = 7,600,133.94 × 4,398,127
  4. Step 4: Simplify right side
    5,078,881.72x = 33,426,354,285,130.38
  5. Step 5: Solve for x
    x = 33,426,354,285,130.38/5,078,881.72
  6. Step 6: Final answer
    x = 6,581,439.80

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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.