Home / 1,274,365.86-1,911,611.79-363,682.55

Finding the Fourth Proportional to 1,274,365.86, 1,911,611.79 and 363,682.55

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Solution

The fourth proportional to 1,274,365.86, 1,911,611.79 and 363,682.55 is: 545,541.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,365.86 : 1,911,611.79 = 363,682.55 : x
  2. Step 2: Convert to fraction form
    1,274,365.86/1,911,611.79 = 363,682.55/x
  3. Step 3: Cross multiply
    1,274,365.86x = 1,911,611.79 × 363,682.55
  4. Step 4: Simplify right side
    1,274,365.86x = 695,219,855,176.29
  5. Step 5: Solve for x
    x = 695,219,855,176.29/1,274,365.86
  6. Step 6: Final answer
    x = 545,541.81

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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.