Home / 2,826,220.76-3,900,146.94-1,537,033.40

Finding the Fourth Proportional to 2,826,220.76, 3,900,146.94 and 1,537,033.40

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Solution

The fourth proportional to 2,826,220.76, 3,900,146.94 and 1,537,033.40 is: 2,121,085.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,826,220.76 : 3,900,146.94 = 1,537,033.40 : x
  2. Step 2: Convert to fraction form
    2,826,220.76/3,900,146.94 = 1,537,033.40/x
  3. Step 3: Cross multiply
    2,826,220.76x = 3,900,146.94 × 1,537,033.40
  4. Step 4: Simplify right side
    2,826,220.76x = 5,994,656,111,687.80
  5. Step 5: Solve for x
    x = 5,994,656,111,687.80/2,826,220.76
  6. Step 6: Final answer
    x = 2,121,085.58

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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.