Home / 976,859.40-1,465,289.10-892,878.60

Finding the Fourth Proportional to 976,859.40, 1,465,289.10 and 892,878.60

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Solution

The fourth proportional to 976,859.40, 1,465,289.10 and 892,878.60 is: 1,339,317.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,859.40 : 1,465,289.10 = 892,878.60 : x
  2. Step 2: Convert to fraction form
    976,859.40/1,465,289.10 = 892,878.60/x
  3. Step 3: Cross multiply
    976,859.40x = 1,465,289.10 × 892,878.60
  4. Step 4: Simplify right side
    976,859.40x = 1,308,325,280,203.26
  5. Step 5: Solve for x
    x = 1,308,325,280,203.26/976,859.40
  6. Step 6: Final answer
    x = 1,339,317.90

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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.