Home / 2,680,718.36-3,699,428.76-1,457,023.51

Finding the Fourth Proportional to 2,680,718.36, 3,699,428.76 and 1,457,023.51

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Solution

The fourth proportional to 2,680,718.36, 3,699,428.76 and 1,457,023.51 is: 2,010,712.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,680,718.36 : 3,699,428.76 = 1,457,023.51 : x
  2. Step 2: Convert to fraction form
    2,680,718.36/3,699,428.76 = 1,457,023.51/x
  3. Step 3: Cross multiply
    2,680,718.36x = 3,699,428.76 × 1,457,023.51
  4. Step 4: Simplify right side
    2,680,718.36x = 5,390,154,667,641.58
  5. Step 5: Solve for x
    x = 5,390,154,667,641.58/2,680,718.36
  6. Step 6: Final answer
    x = 2,010,712.78

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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.