Home / 1,107,378.37-1,661,206.08-433,372.61

Finding the Fourth Proportional to 1,107,378.37, 1,661,206.08 and 433,372.61

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Solution

The fourth proportional to 1,107,378.37, 1,661,206.08 and 433,372.61 is: 650,113.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,378.37 : 1,661,206.08 = 433,372.61 : x
  2. Step 2: Convert to fraction form
    1,107,378.37/1,661,206.08 = 433,372.61/x
  3. Step 3: Cross multiply
    1,107,378.37x = 1,661,206.08 × 433,372.61
  4. Step 4: Simplify right side
    1,107,378.37x = 719,921,214,637.47
  5. Step 5: Solve for x
    x = 719,921,214,637.47/1,107,378.37
  6. Step 6: Final answer
    x = 650,113.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.