Home / 1,845,037.20-2,767,944.60-779,530.80

Finding the Fourth Proportional to 1,845,037.20, 2,767,944.60 and 779,530.80

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Solution

The fourth proportional to 1,845,037.20, 2,767,944.60 and 779,530.80 is: 1,169,460.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,845,037.20 : 2,767,944.60 = 779,530.80 : x
  2. Step 2: Convert to fraction form
    1,845,037.20/2,767,944.60 = 779,530.80/x
  3. Step 3: Cross multiply
    1,845,037.20x = 2,767,944.60 × 779,530.80
  4. Step 4: Simplify right side
    1,845,037.20x = 2,157,698,068,393.68
  5. Step 5: Solve for x
    x = 2,157,698,068,393.68/1,845,037.20
  6. Step 6: Final answer
    x = 1,169,460.47

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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.