Home / 1,283,665.68-1,771,485.69-702,913.32

Finding the Fourth Proportional to 1,283,665.68, 1,771,485.69 and 702,913.32

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Solution

The fourth proportional to 1,283,665.68, 1,771,485.69 and 702,913.32 is: 970,035.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,665.68 : 1,771,485.69 = 702,913.32 : x
  2. Step 2: Convert to fraction form
    1,283,665.68/1,771,485.69 = 702,913.32/x
  3. Step 3: Cross multiply
    1,283,665.68x = 1,771,485.69 × 702,913.32
  4. Step 4: Simplify right side
    1,283,665.68x = 1,245,200,887,690.39
  5. Step 5: Solve for x
    x = 1,245,200,887,690.39/1,283,665.68
  6. Step 6: Final answer
    x = 970,035.19

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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.