Home / 3,174,521.81-4,380,089.63-1,867,830.89

Finding the Fourth Proportional to 3,174,521.81, 4,380,089.63 and 1,867,830.89

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Solution

The fourth proportional to 3,174,521.81, 4,380,089.63 and 1,867,830.89 is: 2,577,165.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,174,521.81 : 4,380,089.63 = 1,867,830.89 : x
  2. Step 2: Convert to fraction form
    3,174,521.81/4,380,089.63 = 1,867,830.89/x
  3. Step 3: Cross multiply
    3,174,521.81x = 4,380,089.63 × 1,867,830.89
  4. Step 4: Simplify right side
    3,174,521.81x = 8,181,266,711,882.67
  5. Step 5: Solve for x
    x = 8,181,266,711,882.67/3,174,521.81
  6. Step 6: Final answer
    x = 2,577,165.07

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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.