Home / 1,284,537.90-1,772,851.14-740,567.44

Finding the Fourth Proportional to 1,284,537.90, 1,772,851.14 and 740,567.44

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Solution

The fourth proportional to 1,284,537.90, 1,772,851.14 and 740,567.44 is: 1,022,091.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,284,537.90 : 1,772,851.14 = 740,567.44 : x
  2. Step 2: Convert to fraction form
    1,284,537.90/1,772,851.14 = 740,567.44/x
  3. Step 3: Cross multiply
    1,284,537.90x = 1,772,851.14 × 740,567.44
  4. Step 4: Simplify right side
    1,284,537.90x = 1,312,915,830,250.88
  5. Step 5: Solve for x
    x = 1,312,915,830,250.88/1,284,537.90
  6. Step 6: Final answer
    x = 1,022,091.94

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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.