Home / 786,003.40-1,179,005.10-702,022.60

Finding the Fourth Proportional to 786,003.40, 1,179,005.10 and 702,022.60

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Solution

The fourth proportional to 786,003.40, 1,179,005.10 and 702,022.60 is: 1,053,033.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,003.40 : 1,179,005.10 = 702,022.60 : x
  2. Step 2: Convert to fraction form
    786,003.40/1,179,005.10 = 702,022.60/x
  3. Step 3: Cross multiply
    786,003.40x = 1,179,005.10 × 702,022.60
  4. Step 4: Simplify right side
    786,003.40x = 827,688,225,715.26
  5. Step 5: Solve for x
    x = 827,688,225,715.26/786,003.40
  6. Step 6: Final answer
    x = 1,053,033.90

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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.