Home / 3,127,507.93-4,315,834.84-1,820,797.57

Finding the Fourth Proportional to 3,127,507.93, 4,315,834.84 and 1,820,797.57

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Solution

The fourth proportional to 3,127,507.93, 4,315,834.84 and 1,820,797.57 is: 2,512,627.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,127,507.93 : 4,315,834.84 = 1,820,797.57 : x
  2. Step 2: Convert to fraction form
    3,127,507.93/4,315,834.84 = 1,820,797.57/x
  3. Step 3: Cross multiply
    3,127,507.93x = 4,315,834.84 × 1,820,797.57
  4. Step 4: Simplify right side
    3,127,507.93x = 7,858,261,594,398.07
  5. Step 5: Solve for x
    x = 7,858,261,594,398.07/3,127,507.93
  6. Step 6: Final answer
    x = 2,512,627.24

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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.