Home / 3,928,927.68-5,894,353.80-1,369,787.76

Finding the Fourth Proportional to 3,928,927.68, 5,894,353.80 and 1,369,787.76

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Solution

The fourth proportional to 3,928,927.68, 5,894,353.80 and 1,369,787.76 is: 2,055,017.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,928,927.68 : 5,894,353.80 = 1,369,787.76 : x
  2. Step 2: Convert to fraction form
    3,928,927.68/5,894,353.80 = 1,369,787.76/x
  3. Step 3: Cross multiply
    3,928,927.68x = 5,894,353.80 × 1,369,787.76
  4. Step 4: Simplify right side
    3,928,927.68x = 8,074,013,688,349.49
  5. Step 5: Solve for x
    x = 8,074,013,688,349.49/3,928,927.68
  6. Step 6: Final answer
    x = 2,055,017.13

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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.