Home / 1,543,504.40-2,315,256.60-1,456,899.20

Finding the Fourth Proportional to 1,543,504.40, 2,315,256.60 and 1,456,899.20

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Solution

The fourth proportional to 1,543,504.40, 2,315,256.60 and 1,456,899.20 is: 2,185,348.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,543,504.40 : 2,315,256.60 = 1,456,899.20 : x
  2. Step 2: Convert to fraction form
    1,543,504.40/2,315,256.60 = 1,456,899.20/x
  3. Step 3: Cross multiply
    1,543,504.40x = 2,315,256.60 × 1,456,899.20
  4. Step 4: Simplify right side
    1,543,504.40x = 3,373,095,488,334.72
  5. Step 5: Solve for x
    x = 3,373,095,488,334.72/1,543,504.40
  6. Step 6: Final answer
    x = 2,185,348.80

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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.