Home / 3,676,603.44-5,515,053.48-1,280,690.40

Finding the Fourth Proportional to 3,676,603.44, 5,515,053.48 and 1,280,690.40

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Solution

The fourth proportional to 3,676,603.44, 5,515,053.48 and 1,280,690.40 is: 1,921,087.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,676,603.44 : 5,515,053.48 = 1,280,690.40 : x
  2. Step 2: Convert to fraction form
    3,676,603.44/5,515,053.48 = 1,280,690.40/x
  3. Step 3: Cross multiply
    3,676,603.44x = 5,515,053.48 × 1,280,690.40
  4. Step 4: Simplify right side
    3,676,603.44x = 7,063,076,047,322.59
  5. Step 5: Solve for x
    x = 7,063,076,047,322.59/3,676,603.44
  6. Step 6: Final answer
    x = 1,921,087.27

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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.