Home / 1,416,699.81-1,955,793.29-1,138,037.94

Finding the Fourth Proportional to 1,416,699.81, 1,955,793.29 and 1,138,037.94

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Solution

The fourth proportional to 1,416,699.81, 1,955,793.29 and 1,138,037.94 is: 1,571,092.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,699.81 : 1,955,793.29 = 1,138,037.94 : x
  2. Step 2: Convert to fraction form
    1,416,699.81/1,955,793.29 = 1,138,037.94/x
  3. Step 3: Cross multiply
    1,416,699.81x = 1,955,793.29 × 1,138,037.94
  4. Step 4: Simplify right side
    1,416,699.81x = 2,225,766,961,127.23
  5. Step 5: Solve for x
    x = 2,225,766,961,127.23/1,416,699.81
  6. Step 6: Final answer
    x = 1,571,092.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.