Home / 1,009,940.10-1,515,736.35-1,002,066.90

Finding the Fourth Proportional to 1,009,940.10, 1,515,736.35 and 1,002,066.90

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Solution

The fourth proportional to 1,009,940.10, 1,515,736.35 and 1,002,066.90 is: 1,503,920.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,940.10 : 1,515,736.35 = 1,002,066.90 : x
  2. Step 2: Convert to fraction form
    1,009,940.10/1,515,736.35 = 1,002,066.90/x
  3. Step 3: Cross multiply
    1,009,940.10x = 1,515,736.35 × 1,002,066.90
  4. Step 4: Simplify right side
    1,009,940.10x = 1,518,869,225,461.82
  5. Step 5: Solve for x
    x = 1,518,869,225,461.82/1,009,940.10
  6. Step 6: Final answer
    x = 1,503,920.11

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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.