Home / 1,760,245.40-2,642,117.70-862,700.60

Finding the Fourth Proportional to 1,760,245.40, 2,642,117.70 and 862,700.60

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Solution

The fourth proportional to 1,760,245.40, 2,642,117.70 and 862,700.60 is: 1,294,908.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,760,245.40 : 2,642,117.70 = 862,700.60 : x
  2. Step 2: Convert to fraction form
    1,760,245.40/2,642,117.70 = 862,700.60/x
  3. Step 3: Cross multiply
    1,760,245.40x = 2,642,117.70 × 862,700.60
  4. Step 4: Simplify right side
    1,760,245.40x = 2,279,356,525,060.62
  5. Step 5: Solve for x
    x = 2,279,356,525,060.62/1,760,245.40
  6. Step 6: Final answer
    x = 1,294,908.38

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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.