Home / 3,436,178.55-4,742,008.27-1,887,472.67

Finding the Fourth Proportional to 3,436,178.55, 4,742,008.27 and 1,887,472.67

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Solution

The fourth proportional to 3,436,178.55, 4,742,008.27 and 1,887,472.67 is: 2,604,757.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,436,178.55 : 4,742,008.27 = 1,887,472.67 : x
  2. Step 2: Convert to fraction form
    3,436,178.55/4,742,008.27 = 1,887,472.67/x
  3. Step 3: Cross multiply
    3,436,178.55x = 4,742,008.27 × 1,887,472.67
  4. Step 4: Simplify right side
    3,436,178.55x = 8,950,411,015,257.66
  5. Step 5: Solve for x
    x = 8,950,411,015,257.66/3,436,178.55
  6. Step 6: Final answer
    x = 2,604,757.26

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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.