Home / 1,485,610.71-2,050,142.76-806,547.21

Finding the Fourth Proportional to 1,485,610.71, 2,050,142.76 and 806,547.21

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Solution

The fourth proportional to 1,485,610.71, 2,050,142.76 and 806,547.21 is: 1,113,035.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,610.71 : 2,050,142.76 = 806,547.21 : x
  2. Step 2: Convert to fraction form
    1,485,610.71/2,050,142.76 = 806,547.21/x
  3. Step 3: Cross multiply
    1,485,610.71x = 2,050,142.76 × 806,547.21
  4. Step 4: Simplify right side
    1,485,610.71x = 1,653,536,923,179.70
  5. Step 5: Solve for x
    x = 1,653,536,923,179.70/1,485,610.71
  6. Step 6: Final answer
    x = 1,113,035.14

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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.