Home / 2,187,002.70-3,280,504.05-1,907,066.70

Finding the Fourth Proportional to 2,187,002.70, 3,280,504.05 and 1,907,066.70

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Solution

The fourth proportional to 2,187,002.70, 3,280,504.05 and 1,907,066.70 is: 2,860,600.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,187,002.70 : 3,280,504.05 = 1,907,066.70 : x
  2. Step 2: Convert to fraction form
    2,187,002.70/3,280,504.05 = 1,907,066.70/x
  3. Step 3: Cross multiply
    2,187,002.70x = 3,280,504.05 × 1,907,066.70
  4. Step 4: Simplify right side
    2,187,002.70x = 6,256,140,032,970.14
  5. Step 5: Solve for x
    x = 6,256,140,032,970.14/2,187,002.70
  6. Step 6: Final answer
    x = 2,860,600.05

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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.