Home / 5,127,690.30-7,076,155.28-2,804,649.56

Finding the Fourth Proportional to 5,127,690.30, 7,076,155.28 and 2,804,649.56

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Solution

The fourth proportional to 5,127,690.30, 7,076,155.28 and 2,804,649.56 is: 3,870,385.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,127,690.30 : 7,076,155.28 = 2,804,649.56 : x
  2. Step 2: Convert to fraction form
    5,127,690.30/7,076,155.28 = 2,804,649.56/x
  3. Step 3: Cross multiply
    5,127,690.30x = 7,076,155.28 × 2,804,649.56
  4. Step 4: Simplify right side
    5,127,690.30x = 19,846,135,792,543.68
  5. Step 5: Solve for x
    x = 19,846,135,792,543.68/5,127,690.30
  6. Step 6: Final answer
    x = 3,870,385.03

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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.