Home / 1,465,904.74-2,022,913.28-821,352.10

Finding the Fourth Proportional to 1,465,904.74, 2,022,913.28 and 821,352.10

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Solution

The fourth proportional to 1,465,904.74, 2,022,913.28 and 821,352.10 is: 1,133,446.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465,904.74 : 2,022,913.28 = 821,352.10 : x
  2. Step 2: Convert to fraction form
    1,465,904.74/2,022,913.28 = 821,352.10/x
  3. Step 3: Cross multiply
    1,465,904.74x = 2,022,913.28 × 821,352.10
  4. Step 4: Simplify right side
    1,465,904.74x = 1,661,524,070,645.89
  5. Step 5: Solve for x
    x = 1,661,524,070,645.89/1,465,904.74
  6. Step 6: Final answer
    x = 1,133,446.14

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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.