Home / 1,782,006.40-2,673,009.60-1,108,847.80

Finding the Fourth Proportional to 1,782,006.40, 2,673,009.60 and 1,108,847.80

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Solution

The fourth proportional to 1,782,006.40, 2,673,009.60 and 1,108,847.80 is: 1,663,271.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,782,006.40 : 2,673,009.60 = 1,108,847.80 : x
  2. Step 2: Convert to fraction form
    1,782,006.40/2,673,009.60 = 1,108,847.80/x
  3. Step 3: Cross multiply
    1,782,006.40x = 2,673,009.60 × 1,108,847.80
  4. Step 4: Simplify right side
    1,782,006.40x = 2,963,960,814,338.88
  5. Step 5: Solve for x
    x = 2,963,960,814,338.88/1,782,006.40
  6. Step 6: Final answer
    x = 1,663,271.70

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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.