Home / 1,424,462.59-1,965,757.43-779,882.61

Finding the Fourth Proportional to 1,424,462.59, 1,965,757.43 and 779,882.61

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Solution

The fourth proportional to 1,424,462.59, 1,965,757.43 and 779,882.61 is: 1,076,237.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,424,462.59 : 1,965,757.43 = 779,882.61 : x
  2. Step 2: Convert to fraction form
    1,424,462.59/1,965,757.43 = 779,882.61/x
  3. Step 3: Cross multiply
    1,424,462.59x = 1,965,757.43 × 779,882.61
  4. Step 4: Simplify right side
    1,424,462.59x = 1,533,060,031,235.88
  5. Step 5: Solve for x
    x = 1,533,060,031,235.88/1,424,462.59
  6. Step 6: Final answer
    x = 1,076,237.49

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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.