Home / 1,465,792.56-2,023,007.28-821,256.32

Finding the Fourth Proportional to 1,465,792.56, 2,023,007.28 and 821,256.32

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Solution

The fourth proportional to 1,465,792.56, 2,023,007.28 and 821,256.32 is: 1,133,453.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465,792.56 : 2,023,007.28 = 821,256.32 : x
  2. Step 2: Convert to fraction form
    1,465,792.56/2,023,007.28 = 821,256.32/x
  3. Step 3: Cross multiply
    1,465,792.56x = 2,023,007.28 × 821,256.32
  4. Step 4: Simplify right side
    1,465,792.56x = 1,661,407,514,106.01
  5. Step 5: Solve for x
    x = 1,661,407,514,106.01/1,465,792.56
  6. Step 6: Final answer
    x = 1,133,453.37

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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.