Home / 1,782,541.44-2,460,221.67-1,057,788.78

Finding the Fourth Proportional to 1,782,541.44, 2,460,221.67 and 1,057,788.78

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Solution

The fourth proportional to 1,782,541.44, 2,460,221.67 and 1,057,788.78 is: 1,459,935.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,782,541.44 : 2,460,221.67 = 1,057,788.78 : x
  2. Step 2: Convert to fraction form
    1,782,541.44/2,460,221.67 = 1,057,788.78/x
  3. Step 3: Cross multiply
    1,782,541.44x = 2,460,221.67 × 1,057,788.78
  4. Step 4: Simplify right side
    1,782,541.44x = 2,602,394,873,579.74
  5. Step 5: Solve for x
    x = 2,602,394,873,579.74/1,782,541.44
  6. Step 6: Final answer
    x = 1,459,935.13

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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.