Home / 1,288,997.04-1,933,496.40-490,093.92

Finding the Fourth Proportional to 1,288,997.04, 1,933,496.40 and 490,093.92

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Solution

The fourth proportional to 1,288,997.04, 1,933,496.40 and 490,093.92 is: 735,141.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,288,997.04 : 1,933,496.40 = 490,093.92 : x
  2. Step 2: Convert to fraction form
    1,288,997.04/1,933,496.40 = 490,093.92/x
  3. Step 3: Cross multiply
    1,288,997.04x = 1,933,496.40 × 490,093.92
  4. Step 4: Simplify right side
    1,288,997.04x = 947,594,829,981.89
  5. Step 5: Solve for x
    x = 947,594,829,981.89/1,288,997.04
  6. Step 6: Final answer
    x = 735,141.20

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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.