Home / 1,254,994.55-1,731,254.88-819,666.93

Finding the Fourth Proportional to 1,254,994.55, 1,731,254.88 and 819,666.93

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Solution

The fourth proportional to 1,254,994.55, 1,731,254.88 and 819,666.93 is: 1,130,723.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,994.55 : 1,731,254.88 = 819,666.93 : x
  2. Step 2: Convert to fraction form
    1,254,994.55/1,731,254.88 = 819,666.93/x
  3. Step 3: Cross multiply
    1,254,994.55x = 1,731,254.88 × 819,666.93
  4. Step 4: Simplify right side
    1,254,994.55x = 1,419,052,372,537.12
  5. Step 5: Solve for x
    x = 1,419,052,372,537.12/1,254,994.55
  6. Step 6: Final answer
    x = 1,130,723.93

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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.