Home / 1,790,338.25-2,470,698.32-974,565.38

Finding the Fourth Proportional to 1,790,338.25, 2,470,698.32 and 974,565.38

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Solution

The fourth proportional to 1,790,338.25, 2,470,698.32 and 974,565.38 is: 1,344,917.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,790,338.25 : 2,470,698.32 = 974,565.38 : x
  2. Step 2: Convert to fraction form
    1,790,338.25/2,470,698.32 = 974,565.38/x
  3. Step 3: Cross multiply
    1,790,338.25x = 2,470,698.32 × 974,565.38
  4. Step 4: Simplify right side
    1,790,338.25x = 2,407,857,048,400.08
  5. Step 5: Solve for x
    x = 2,407,857,048,400.08/1,790,338.25
  6. Step 6: Final answer
    x = 1,344,917.39

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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.