Home / 1,500,600.56-2,070,834.84-821,600.24

Finding the Fourth Proportional to 1,500,600.56, 2,070,834.84 and 821,600.24

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Solution

The fourth proportional to 1,500,600.56, 2,070,834.84 and 821,600.24 is: 1,133,811.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,500,600.56 : 2,070,834.84 = 821,600.24 : x
  2. Step 2: Convert to fraction form
    1,500,600.56/2,070,834.84 = 821,600.24/x
  3. Step 3: Cross multiply
    1,500,600.56x = 2,070,834.84 × 821,600.24
  4. Step 4: Simplify right side
    1,500,600.56x = 1,701,398,401,544.36
  5. Step 5: Solve for x
    x = 1,701,398,401,544.36/1,500,600.56
  6. Step 6: Final answer
    x = 1,133,811.65

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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.