Home / 2,851,881.84-3,934,124.64-1,933,800.48

Finding the Fourth Proportional to 2,851,881.84, 3,934,124.64 and 1,933,800.48

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Solution

The fourth proportional to 2,851,881.84, 3,934,124.64 and 1,933,800.48 is: 2,667,646.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,851,881.84 : 3,934,124.64 = 1,933,800.48 : x
  2. Step 2: Convert to fraction form
    2,851,881.84/3,934,124.64 = 1,933,800.48/x
  3. Step 3: Cross multiply
    2,851,881.84x = 3,934,124.64 × 1,933,800.48
  4. Step 4: Simplify right side
    2,851,881.84x = 7,607,812,117,211.83
  5. Step 5: Solve for x
    x = 7,607,812,117,211.83/2,851,881.84
  6. Step 6: Final answer
    x = 2,667,646.33

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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.