Home / 1,761,736.60-2,642,604.90-1,488,021.40

Finding the Fourth Proportional to 1,761,736.60, 2,642,604.90 and 1,488,021.40

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Solution

The fourth proportional to 1,761,736.60, 2,642,604.90 and 1,488,021.40 is: 2,232,032.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761,736.60 : 2,642,604.90 = 1,488,021.40 : x
  2. Step 2: Convert to fraction form
    1,761,736.60/2,642,604.90 = 1,488,021.40/x
  3. Step 3: Cross multiply
    1,761,736.60x = 2,642,604.90 × 1,488,021.40
  4. Step 4: Simplify right side
    1,761,736.60x = 3,932,252,642,944.86
  5. Step 5: Solve for x
    x = 3,932,252,642,944.86/1,761,736.60
  6. Step 6: Final answer
    x = 2,232,032.10

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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.