Home / 5,171,088-7,757,472.48-1,528,187.52

Finding the Fourth Proportional to 5,171,088, 7,757,472.48 and 1,528,187.52

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Solution

The fourth proportional to 5,171,088, 7,757,472.48 and 1,528,187.52 is: 2,292,529.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,171,088 : 7,757,472.48 = 1,528,187.52 : x
  2. Step 2: Convert to fraction form
    5,171,088/7,757,472.48 = 1,528,187.52/x
  3. Step 3: Cross multiply
    5,171,088x = 7,757,472.48 × 1,528,187.52
  4. Step 4: Simplify right side
    5,171,088x = 11,854,872,630,679.45
  5. Step 5: Solve for x
    x = 11,854,872,630,679.45/5,171,088
  6. Step 6: Final answer
    x = 2,292,529.66

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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.