Home / 2,039,135.33-2,813,947.24-1,121,363.51

Finding the Fourth Proportional to 2,039,135.33, 2,813,947.24 and 1,121,363.51

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Solution

The fourth proportional to 2,039,135.33, 2,813,947.24 and 1,121,363.51 is: 1,547,448.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,039,135.33 : 2,813,947.24 = 1,121,363.51 : x
  2. Step 2: Convert to fraction form
    2,039,135.33/2,813,947.24 = 1,121,363.51/x
  3. Step 3: Cross multiply
    2,039,135.33x = 2,813,947.24 × 1,121,363.51
  4. Step 4: Simplify right side
    2,039,135.33x = 3,155,457,758,232.67
  5. Step 5: Solve for x
    x = 3,155,457,758,232.67/2,039,135.33
  6. Step 6: Final answer
    x = 1,547,448.92

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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.