Home / 1,037,112.70-1,555,669.05-974,127.10

Finding the Fourth Proportional to 1,037,112.70, 1,555,669.05 and 974,127.10

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Solution

The fourth proportional to 1,037,112.70, 1,555,669.05 and 974,127.10 is: 1,461,190.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,112.70 : 1,555,669.05 = 974,127.10 : x
  2. Step 2: Convert to fraction form
    1,037,112.70/1,555,669.05 = 974,127.10/x
  3. Step 3: Cross multiply
    1,037,112.70x = 1,555,669.05 × 974,127.10
  4. Step 4: Simplify right side
    1,037,112.70x = 1,515,419,380,236.26
  5. Step 5: Solve for x
    x = 1,515,419,380,236.26/1,037,112.70
  6. Step 6: Final answer
    x = 1,461,190.65

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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.