Home / 4,022,019.81-5,552,176.53-2,390,955.21

Finding the Fourth Proportional to 4,022,019.81, 5,552,176.53 and 2,390,955.21

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Solution

The fourth proportional to 4,022,019.81, 5,552,176.53 and 2,390,955.21 is: 3,300,581.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,022,019.81 : 5,552,176.53 = 2,390,955.21 : x
  2. Step 2: Convert to fraction form
    4,022,019.81/5,552,176.53 = 2,390,955.21/x
  3. Step 3: Cross multiply
    4,022,019.81x = 5,552,176.53 × 2,390,955.21
  4. Step 4: Simplify right side
    4,022,019.81x = 13,275,005,401,243.22
  5. Step 5: Solve for x
    x = 13,275,005,401,243.22/4,022,019.81
  6. Step 6: Final answer
    x = 3,300,581.80

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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.