Home / 1,348,471.40-2,022,707.10-718,615.40

Finding the Fourth Proportional to 1,348,471.40, 2,022,707.10 and 718,615.40

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Solution

The fourth proportional to 1,348,471.40, 2,022,707.10 and 718,615.40 is: 1,077,923.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,471.40 : 2,022,707.10 = 718,615.40 : x
  2. Step 2: Convert to fraction form
    1,348,471.40/2,022,707.10 = 718,615.40/x
  3. Step 3: Cross multiply
    1,348,471.40x = 2,022,707.10 × 718,615.40
  4. Step 4: Simplify right side
    1,348,471.40x = 1,453,548,471,749.34
  5. Step 5: Solve for x
    x = 1,453,548,471,749.34/1,348,471.40
  6. Step 6: Final answer
    x = 1,077,923.10

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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.