Home / 976,007.40-1,464,011.10-938,682.60

Finding the Fourth Proportional to 976,007.40, 1,464,011.10 and 938,682.60

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Solution

The fourth proportional to 976,007.40, 1,464,011.10 and 938,682.60 is: 1,408,023.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,007.40 : 1,464,011.10 = 938,682.60 : x
  2. Step 2: Convert to fraction form
    976,007.40/1,464,011.10 = 938,682.60/x
  3. Step 3: Cross multiply
    976,007.40x = 1,464,011.10 × 938,682.60
  4. Step 4: Simplify right side
    976,007.40x = 1,374,241,745,776.86
  5. Step 5: Solve for x
    x = 1,374,241,745,776.86/976,007.40
  6. Step 6: Final answer
    x = 1,408,023.90

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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.