Home / 1,040,055.55-1,557,419.94-719,763.93

Finding the Fourth Proportional to 1,040,055.55, 1,557,419.94 and 719,763.93

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Solution

The fourth proportional to 1,040,055.55, 1,557,419.94 and 719,763.93 is: 1,077,802.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,055.55 : 1,557,419.94 = 719,763.93 : x
  2. Step 2: Convert to fraction form
    1,040,055.55/1,557,419.94 = 719,763.93/x
  3. Step 3: Cross multiply
    1,040,055.55x = 1,557,419.94 × 719,763.93
  4. Step 4: Simplify right side
    1,040,055.55x = 1,120,974,696,674.76
  5. Step 5: Solve for x
    x = 1,120,974,696,674.76/1,040,055.55
  6. Step 6: Final answer
    x = 1,077,802.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.