Home / 1,116,814.56-1,674,586.26-762,258.12

Finding the Fourth Proportional to 1,116,814.56, 1,674,586.26 and 762,258.12

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Solution

The fourth proportional to 1,116,814.56, 1,674,586.26 and 762,258.12 is: 1,142,953.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,814.56 : 1,674,586.26 = 762,258.12 : x
  2. Step 2: Convert to fraction form
    1,116,814.56/1,674,586.26 = 762,258.12/x
  3. Step 3: Cross multiply
    1,116,814.56x = 1,674,586.26 × 762,258.12
  4. Step 4: Simplify right side
    1,116,814.56x = 1,276,466,974,325.43
  5. Step 5: Solve for x
    x = 1,276,466,974,325.43/1,116,814.56
  6. Step 6: Final answer
    x = 1,142,953.38

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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.