Home / 1,550,502.36-2,139,212.16-905,457.24

Finding the Fourth Proportional to 1,550,502.36, 2,139,212.16 and 905,457.24

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Solution

The fourth proportional to 1,550,502.36, 2,139,212.16 and 905,457.24 is: 1,249,250.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,550,502.36 : 2,139,212.16 = 905,457.24 : x
  2. Step 2: Convert to fraction form
    1,550,502.36/2,139,212.16 = 905,457.24/x
  3. Step 3: Cross multiply
    1,550,502.36x = 2,139,212.16 × 905,457.24
  4. Step 4: Simplify right side
    1,550,502.36x = 1,936,965,138,168.04
  5. Step 5: Solve for x
    x = 1,936,965,138,168.04/1,550,502.36
  6. Step 6: Final answer
    x = 1,249,250.04

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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.