Home / 1,465,913.74-2,022,925.71-821,361.10

Finding the Fourth Proportional to 1,465,913.74, 2,022,925.71 and 821,361.10

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Solution

The fourth proportional to 1,465,913.74, 2,022,925.71 and 821,361.10 is: 1,133,458.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465,913.74 : 2,022,925.71 = 821,361.10 : x
  2. Step 2: Convert to fraction form
    1,465,913.74/2,022,925.71 = 821,361.10/x
  3. Step 3: Cross multiply
    1,465,913.74x = 2,022,925.71 × 821,361.10
  4. Step 4: Simplify right side
    1,465,913.74x = 1,661,552,486,383.88
  5. Step 5: Solve for x
    x = 1,661,552,486,383.88/1,465,913.74
  6. Step 6: Final answer
    x = 1,133,458.57

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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.