Home / 3,174,870.91-4,381,400.88-1,724,565.91

Finding the Fourth Proportional to 3,174,870.91, 4,381,400.88 and 1,724,565.91

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Solution

The fourth proportional to 3,174,870.91, 4,381,400.88 and 1,724,565.91 is: 2,379,943.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,174,870.91 : 4,381,400.88 = 1,724,565.91 : x
  2. Step 2: Convert to fraction form
    3,174,870.91/4,381,400.88 = 1,724,565.91/x
  3. Step 3: Cross multiply
    3,174,870.91x = 4,381,400.88 × 1,724,565.91
  4. Step 4: Simplify right side
    3,174,870.91x = 7,556,014,595,692
  5. Step 5: Solve for x
    x = 7,556,014,595,692/3,174,870.91
  6. Step 6: Final answer
    x = 2,379,943.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.