Home / 1,371,672.79-2,060,671.43-1,314,986.71

Finding the Fourth Proportional to 1,371,672.79, 2,060,671.43 and 1,314,986.71

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Solution

The fourth proportional to 1,371,672.79, 2,060,671.43 and 1,314,986.71 is: 1,975,511.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,672.79 : 2,060,671.43 = 1,314,986.71 : x
  2. Step 2: Convert to fraction form
    1,371,672.79/2,060,671.43 = 1,314,986.71/x
  3. Step 3: Cross multiply
    1,371,672.79x = 2,060,671.43 × 1,314,986.71
  4. Step 4: Simplify right side
    1,371,672.79x = 2,709,755,544,126.70
  5. Step 5: Solve for x
    x = 2,709,755,544,126.70/1,371,672.79
  6. Step 6: Final answer
    x = 1,975,511.63

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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.