Home / 1,094,532.40-1,638,688.20-970,116.40

Finding the Fourth Proportional to 1,094,532.40, 1,638,688.20 and 970,116.40

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Solution

The fourth proportional to 1,094,532.40, 1,638,688.20 and 970,116.40 is: 1,452,417.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,094,532.40 : 1,638,688.20 = 970,116.40 : x
  2. Step 2: Convert to fraction form
    1,094,532.40/1,638,688.20 = 970,116.40/x
  3. Step 3: Cross multiply
    1,094,532.40x = 1,638,688.20 × 970,116.40
  4. Step 4: Simplify right side
    1,094,532.40x = 1,589,718,297,306.48
  5. Step 5: Solve for x
    x = 1,589,718,297,306.48/1,094,532.40
  6. Step 6: Final answer
    x = 1,452,417.76

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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.