Home / 1,700,006.55-2,550,009.83-1,478,572.80

Finding the Fourth Proportional to 1,700,006.55, 2,550,009.83 and 1,478,572.80

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Solution

The fourth proportional to 1,700,006.55, 2,550,009.83 and 1,478,572.80 is: 2,217,859.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,700,006.55 : 2,550,009.83 = 1,478,572.80 : x
  2. Step 2: Convert to fraction form
    1,700,006.55/2,550,009.83 = 1,478,572.80/x
  3. Step 3: Cross multiply
    1,700,006.55x = 2,550,009.83 × 1,478,572.80
  4. Step 4: Simplify right side
    1,700,006.55x = 3,770,375,166,977.76
  5. Step 5: Solve for x
    x = 3,770,375,166,977.76/1,700,006.55
  6. Step 6: Final answer
    x = 2,217,859.20

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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.