Home / 1,126,156.11-1,689,313.01-452,237.37

Finding the Fourth Proportional to 1,126,156.11, 1,689,313.01 and 452,237.37

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Solution

The fourth proportional to 1,126,156.11, 1,689,313.01 and 452,237.37 is: 678,387.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,156.11 : 1,689,313.01 = 452,237.37 : x
  2. Step 2: Convert to fraction form
    1,126,156.11/1,689,313.01 = 452,237.37/x
  3. Step 3: Cross multiply
    1,126,156.11x = 1,689,313.01 × 452,237.37
  4. Step 4: Simplify right side
    1,126,156.11x = 763,970,470,488.00
  5. Step 5: Solve for x
    x = 763,970,470,488.00/1,126,156.11
  6. Step 6: Final answer
    x = 678,387.72

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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.