Home / 2,210,245.80-3,315,368.70-1,145,614.20

Finding the Fourth Proportional to 2,210,245.80, 3,315,368.70 and 1,145,614.20

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Solution

The fourth proportional to 2,210,245.80, 3,315,368.70 and 1,145,614.20 is: 1,718,421.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,210,245.80 : 3,315,368.70 = 1,145,614.20 : x
  2. Step 2: Convert to fraction form
    2,210,245.80/3,315,368.70 = 1,145,614.20/x
  3. Step 3: Cross multiply
    2,210,245.80x = 3,315,368.70 × 1,145,614.20
  4. Step 4: Simplify right side
    2,210,245.80x = 3,798,133,460,955.54
  5. Step 5: Solve for x
    x = 3,798,133,460,955.54/2,210,245.80
  6. Step 6: Final answer
    x = 1,718,421.30

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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.