Home / 1,283,670.21-1,771,491.93-702,917.82

Finding the Fourth Proportional to 1,283,670.21, 1,771,491.93 and 702,917.82

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Solution

The fourth proportional to 1,283,670.21, 1,771,491.93 and 702,917.82 is: 970,041.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,670.21 : 1,771,491.93 = 702,917.82 : x
  2. Step 2: Convert to fraction form
    1,283,670.21/1,771,491.93 = 702,917.82/x
  3. Step 3: Cross multiply
    1,283,670.21x = 1,771,491.93 × 702,917.82
  4. Step 4: Simplify right side
    1,283,670.21x = 1,245,213,245,583.19
  5. Step 5: Solve for x
    x = 1,245,213,245,583.19/1,283,670.21
  6. Step 6: Final answer
    x = 970,041.40

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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.