Home / 1,148,435.68-1,722,913.04-379,931.58

Finding the Fourth Proportional to 1,148,435.68, 1,722,913.04 and 379,931.58

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Solution

The fourth proportional to 1,148,435.68, 1,722,913.04 and 379,931.58 is: 569,983.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,435.68 : 1,722,913.04 = 379,931.58 : x
  2. Step 2: Convert to fraction form
    1,148,435.68/1,722,913.04 = 379,931.58/x
  3. Step 3: Cross multiply
    1,148,435.68x = 1,722,913.04 × 379,931.58
  4. Step 4: Simplify right side
    1,148,435.68x = 654,589,074,204.20
  5. Step 5: Solve for x
    x = 654,589,074,204.20/1,148,435.68
  6. Step 6: Final answer
    x = 569,983.23

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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.