Home / 1,257,814.56-1,735,513.92-748,417.44

Finding the Fourth Proportional to 1,257,814.56, 1,735,513.92 and 748,417.44

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Solution

The fourth proportional to 1,257,814.56, 1,735,513.92 and 748,417.44 is: 1,032,655.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,814.56 : 1,735,513.92 = 748,417.44 : x
  2. Step 2: Convert to fraction form
    1,257,814.56/1,735,513.92 = 748,417.44/x
  3. Step 3: Cross multiply
    1,257,814.56x = 1,735,513.92 × 748,417.44
  4. Step 4: Simplify right side
    1,257,814.56x = 1,298,888,885,090.76
  5. Step 5: Solve for x
    x = 1,298,888,885,090.76/1,257,814.56
  6. Step 6: Final answer
    x = 1,032,655.31

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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.