Home / 1,122,631.14-1,684,000.90-313,014.00

Finding the Fourth Proportional to 1,122,631.14, 1,684,000.90 and 313,014.00

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Solution

The fourth proportional to 1,122,631.14, 1,684,000.90 and 313,014.00 is: 469,536.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,631.14 : 1,684,000.90 = 313,014.00 : x
  2. Step 2: Convert to fraction form
    1,122,631.14/1,684,000.90 = 313,014.00/x
  3. Step 3: Cross multiply
    1,122,631.14x = 1,684,000.90 × 313,014.00
  4. Step 4: Simplify right side
    1,122,631.14x = 527,115,864,418.87
  5. Step 5: Solve for x
    x = 527,115,864,418.87/1,122,631.14
  6. Step 6: Final answer
    x = 469,536.11

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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.