Home / 1,087,977.83-1,631,306.99-414,104.81

Finding the Fourth Proportional to 1,087,977.83, 1,631,306.99 and 414,104.81

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Solution

The fourth proportional to 1,087,977.83, 1,631,306.99 and 414,104.81 is: 620,906.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,977.83 : 1,631,306.99 = 414,104.81 : x
  2. Step 2: Convert to fraction form
    1,087,977.83/1,631,306.99 = 414,104.81/x
  3. Step 3: Cross multiply
    1,087,977.83x = 1,631,306.99 × 414,104.81
  4. Step 4: Simplify right side
    1,087,977.83x = 675,532,064,024.35
  5. Step 5: Solve for x
    x = 675,532,064,024.35/1,087,977.83
  6. Step 6: Final answer
    x = 620,906.10

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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.