Home / 971,753.40-1,457,630.10-934,428.60

Finding the Fourth Proportional to 971,753.40, 1,457,630.10 and 934,428.60

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Solution

The fourth proportional to 971,753.40, 1,457,630.10 and 934,428.60 is: 1,401,642.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,753.40 : 1,457,630.10 = 934,428.60 : x
  2. Step 2: Convert to fraction form
    971,753.40/1,457,630.10 = 934,428.60/x
  3. Step 3: Cross multiply
    971,753.40x = 1,457,630.10 × 934,428.60
  4. Step 4: Simplify right side
    971,753.40x = 1,362,051,253,660.86
  5. Step 5: Solve for x
    x = 1,362,051,253,660.86/971,753.40
  6. Step 6: Final answer
    x = 1,401,642.90

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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.