Home / 3,610,703.07-5,422,800.12-3,178,573.74

Finding the Fourth Proportional to 3,610,703.07, 5,422,800.12 and 3,178,573.74

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Solution

The fourth proportional to 3,610,703.07, 5,422,800.12 and 3,178,573.74 is: 4,773,798.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,610,703.07 : 5,422,800.12 = 3,178,573.74 : x
  2. Step 2: Convert to fraction form
    3,610,703.07/5,422,800.12 = 3,178,573.74/x
  3. Step 3: Cross multiply
    3,610,703.07x = 5,422,800.12 × 3,178,573.74
  4. Step 4: Simplify right side
    3,610,703.07x = 17,236,770,058,700.85
  5. Step 5: Solve for x
    x = 17,236,770,058,700.85/3,610,703.07
  6. Step 6: Final answer
    x = 4,773,798.82

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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.