Home / 1,274,531.34-1,758,647.43-730,567.02

Finding the Fourth Proportional to 1,274,531.34, 1,758,647.43 and 730,567.02

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Solution

The fourth proportional to 1,274,531.34, 1,758,647.43 and 730,567.02 is: 1,008,064.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,531.34 : 1,758,647.43 = 730,567.02 : x
  2. Step 2: Convert to fraction form
    1,274,531.34/1,758,647.43 = 730,567.02/x
  3. Step 3: Cross multiply
    1,274,531.34x = 1,758,647.43 × 730,567.02
  4. Step 4: Simplify right side
    1,274,531.34x = 1,284,809,812,165.76
  5. Step 5: Solve for x
    x = 1,284,809,812,165.76/1,274,531.34
  6. Step 6: Final answer
    x = 1,008,064.51

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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.