Home / 2,888,702.70-3,986,361-1,599,515.40

Finding the Fourth Proportional to 2,888,702.70, 3,986,361 and 1,599,515.40

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Solution

The fourth proportional to 2,888,702.70, 3,986,361 and 1,599,515.40 is: 2,207,304.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,888,702.70 : 3,986,361 = 1,599,515.40 : x
  2. Step 2: Convert to fraction form
    2,888,702.70/3,986,361 = 1,599,515.40/x
  3. Step 3: Cross multiply
    2,888,702.70x = 3,986,361 × 1,599,515.40
  4. Step 4: Simplify right side
    2,888,702.70x = 6,376,245,809,459.40
  5. Step 5: Solve for x
    x = 6,376,245,809,459.40/2,888,702.70
  6. Step 6: Final answer
    x = 2,207,304.27

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1.5x scale

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.