Home / 840,047.49-1,254,715.43-759,961.98

Finding the Fourth Proportional to 840,047.49, 1,254,715.43 and 759,961.98

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Solution

The fourth proportional to 840,047.49, 1,254,715.43 and 759,961.98 is: 1,135,097.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,047.49 : 1,254,715.43 = 759,961.98 : x
  2. Step 2: Convert to fraction form
    840,047.49/1,254,715.43 = 759,961.98/x
  3. Step 3: Cross multiply
    840,047.49x = 1,254,715.43 × 759,961.98
  4. Step 4: Simplify right side
    840,047.49x = 953,536,018,719.54
  5. Step 5: Solve for x
    x = 953,536,018,719.54/840,047.49
  6. Step 6: Final answer
    x = 1,135,097.75

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.