Home / 1,106,378.58-1,658,720.37-347,781.18

Finding the Fourth Proportional to 1,106,378.58, 1,658,720.37 and 347,781.18

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Solution

The fourth proportional to 1,106,378.58, 1,658,720.37 and 347,781.18 is: 521,405.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,378.58 : 1,658,720.37 = 347,781.18 : x
  2. Step 2: Convert to fraction form
    1,106,378.58/1,658,720.37 = 347,781.18/x
  3. Step 3: Cross multiply
    1,106,378.58x = 1,658,720.37 × 347,781.18
  4. Step 4: Simplify right side
    1,106,378.58x = 576,871,727,568.64
  5. Step 5: Solve for x
    x = 576,871,727,568.64/1,106,378.58
  6. Step 6: Final answer
    x = 521,405.37

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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.