Home / 2,926,941.84-4,390,412.76-1,929,436.56

Finding the Fourth Proportional to 2,926,941.84, 4,390,412.76 and 1,929,436.56

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Solution

The fourth proportional to 2,926,941.84, 4,390,412.76 and 1,929,436.56 is: 2,894,154.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,926,941.84 : 4,390,412.76 = 1,929,436.56 : x
  2. Step 2: Convert to fraction form
    2,926,941.84/4,390,412.76 = 1,929,436.56/x
  3. Step 3: Cross multiply
    2,926,941.84x = 4,390,412.76 × 1,929,436.56
  4. Step 4: Simplify right side
    2,926,941.84x = 8,471,022,892,634.51
  5. Step 5: Solve for x
    x = 8,471,022,892,634.51/2,926,941.84
  6. Step 6: Final answer
    x = 2,894,154.84

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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.