Home / 2,893,649.76-3,993,229.80-1,604,457

Finding the Fourth Proportional to 2,893,649.76, 3,993,229.80 and 1,604,457

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Solution

The fourth proportional to 2,893,649.76, 3,993,229.80 and 1,604,457 is: 2,214,146.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,893,649.76 : 3,993,229.80 = 1,604,457 : x
  2. Step 2: Convert to fraction form
    2,893,649.76/3,993,229.80 = 1,604,457/x
  3. Step 3: Cross multiply
    2,893,649.76x = 3,993,229.80 × 1,604,457
  4. Step 4: Simplify right side
    2,893,649.76x = 6,406,965,505,218.60
  5. Step 5: Solve for x
    x = 6,406,965,505,218.60/2,893,649.76
  6. Step 6: Final answer
    x = 2,214,146.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.