Home / 1,840,056.70-2,760,649.82-942,128.88

Finding the Fourth Proportional to 1,840,056.70, 2,760,649.82 and 942,128.88

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Solution

The fourth proportional to 1,840,056.70, 2,760,649.82 and 942,128.88 is: 1,413,482.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,840,056.70 : 2,760,649.82 = 942,128.88 : x
  2. Step 2: Convert to fraction form
    1,840,056.70/2,760,649.82 = 942,128.88/x
  3. Step 3: Cross multiply
    1,840,056.70x = 2,760,649.82 × 942,128.88
  4. Step 4: Simplify right side
    1,840,056.70x = 2,600,887,922,988.80
  5. Step 5: Solve for x
    x = 2,600,887,922,988.80/1,840,056.70
  6. Step 6: Final answer
    x = 1,413,482.49

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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.