Home / 2,680,856.49-3,699,586.66-1,457,158.69

Finding the Fourth Proportional to 2,680,856.49, 3,699,586.66 and 1,457,158.69

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Solution

The fourth proportional to 2,680,856.49, 3,699,586.66 and 1,457,158.69 is: 2,010,881.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,680,856.49 : 3,699,586.66 = 1,457,158.69 : x
  2. Step 2: Convert to fraction form
    2,680,856.49/3,699,586.66 = 1,457,158.69/x
  3. Step 3: Cross multiply
    2,680,856.49x = 3,699,586.66 × 1,457,158.69
  4. Step 4: Simplify right side
    2,680,856.49x = 5,390,884,844,335.75
  5. Step 5: Solve for x
    x = 5,390,884,844,335.75/2,680,856.49
  6. Step 6: Final answer
    x = 2,010,881.54

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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.