Home / 971,561.40-1,457,342.10-934,236.60

Finding the Fourth Proportional to 971,561.40, 1,457,342.10 and 934,236.60

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Solution

The fourth proportional to 971,561.40, 1,457,342.10 and 934,236.60 is: 1,401,354.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,561.40 : 1,457,342.10 = 934,236.60 : x
  2. Step 2: Convert to fraction form
    971,561.40/1,457,342.10 = 934,236.60/x
  3. Step 3: Cross multiply
    971,561.40x = 1,457,342.10 × 934,236.60
  4. Step 4: Simplify right side
    971,561.40x = 1,361,502,328,540.86
  5. Step 5: Solve for x
    x = 1,361,502,328,540.86/971,561.40
  6. Step 6: Final answer
    x = 1,401,354.90

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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.