Home / 1,283,570.84-1,771,260.35-702,682.58

Finding the Fourth Proportional to 1,283,570.84, 1,771,260.35 and 702,682.58

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Solution

The fourth proportional to 1,283,570.84, 1,771,260.35 and 702,682.58 is: 969,665.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,570.84 : 1,771,260.35 = 702,682.58 : x
  2. Step 2: Convert to fraction form
    1,283,570.84/1,771,260.35 = 702,682.58/x
  3. Step 3: Cross multiply
    1,283,570.84x = 1,771,260.35 × 702,682.58
  4. Step 4: Simplify right side
    1,283,570.84x = 1,244,633,780,219.99
  5. Step 5: Solve for x
    x = 1,244,633,780,219.99/1,283,570.84
  6. Step 6: Final answer
    x = 969,665.05

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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.