Home / 1,054,137.50-1,581,501.87-423,494.18

Finding the Fourth Proportional to 1,054,137.50, 1,581,501.87 and 423,494.18

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Solution

The fourth proportional to 1,054,137.50, 1,581,501.87 and 423,494.18 is: 635,360.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,137.50 : 1,581,501.87 = 423,494.18 : x
  2. Step 2: Convert to fraction form
    1,054,137.50/1,581,501.87 = 423,494.18/x
  3. Step 3: Cross multiply
    1,054,137.50x = 1,581,501.87 × 423,494.18
  4. Step 4: Simplify right side
    1,054,137.50x = 669,756,837,604.12
  5. Step 5: Solve for x
    x = 669,756,837,604.12/1,054,137.50
  6. Step 6: Final answer
    x = 635,360.03

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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.