Home / 2,315,813.19-3,195,999.50-1,457,109.51

Finding the Fourth Proportional to 2,315,813.19, 3,195,999.50 and 1,457,109.51

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Solution

The fourth proportional to 2,315,813.19, 3,195,999.50 and 1,457,109.51 is: 2,010,922.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,315,813.19 : 3,195,999.50 = 1,457,109.51 : x
  2. Step 2: Convert to fraction form
    2,315,813.19/3,195,999.50 = 1,457,109.51/x
  3. Step 3: Cross multiply
    2,315,813.19x = 3,195,999.50 × 1,457,109.51
  4. Step 4: Simplify right side
    2,315,813.19x = 4,656,921,258,119.70
  5. Step 5: Solve for x
    x = 4,656,921,258,119.70/2,315,813.19
  6. Step 6: Final answer
    x = 2,010,922.68

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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.