Home / 1,122,703.20-1,684,030.62-313,066.04

Finding the Fourth Proportional to 1,122,703.20, 1,684,030.62 and 313,066.04

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Solution

The fourth proportional to 1,122,703.20, 1,684,030.62 and 313,066.04 is: 469,592.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,703.20 : 1,684,030.62 = 313,066.04 : x
  2. Step 2: Convert to fraction form
    1,122,703.20/1,684,030.62 = 313,066.04/x
  3. Step 3: Cross multiply
    1,122,703.20x = 1,684,030.62 × 313,066.04
  4. Step 4: Simplify right side
    1,122,703.20x = 527,212,801,652.22
  5. Step 5: Solve for x
    x = 527,212,801,652.22/1,122,703.20
  6. Step 6: Final answer
    x = 469,592.32

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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.