Home / 1,676,989.98-2,314,573.79-1,065,854.70

Finding the Fourth Proportional to 1,676,989.98, 2,314,573.79 and 1,065,854.70

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Solution

The fourth proportional to 1,676,989.98, 2,314,573.79 and 1,065,854.70 is: 1,471,087.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,676,989.98 : 2,314,573.79 = 1,065,854.70 : x
  2. Step 2: Convert to fraction form
    1,676,989.98/2,314,573.79 = 1,065,854.70/x
  3. Step 3: Cross multiply
    1,676,989.98x = 2,314,573.79 × 1,065,854.70
  4. Step 4: Simplify right side
    1,676,989.98x = 2,466,999,347,239.04
  5. Step 5: Solve for x
    x = 2,466,999,347,239.04/1,676,989.98
  6. Step 6: Final answer
    x = 1,471,087.71

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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.