Home / 2,195,720.79-3,030,412.91-1,265,247.51

Finding the Fourth Proportional to 2,195,720.79, 3,030,412.91 and 1,265,247.51

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Solution

The fourth proportional to 2,195,720.79, 3,030,412.91 and 1,265,247.51 is: 1,746,224.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,195,720.79 : 3,030,412.91 = 1,265,247.51 : x
  2. Step 2: Convert to fraction form
    2,195,720.79/3,030,412.91 = 1,265,247.51/x
  3. Step 3: Cross multiply
    2,195,720.79x = 3,030,412.91 × 1,265,247.51
  4. Step 4: Simplify right side
    2,195,720.79x = 3,834,222,388,649.35
  5. Step 5: Solve for x
    x = 3,834,222,388,649.35/2,195,720.79
  6. Step 6: Final answer
    x = 1,746,224.93

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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.