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Finding the Fourth Proportional to 1,532,184, 2,298,276 and 481,560

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Solution

The fourth proportional to 1,532,184, 2,298,276 and 481,560 is: 722,340

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,532,184 : 2,298,276 = 481,560 : x
  2. Step 2: Convert to fraction form
    1,532,184/2,298,276 = 481,560/x
  3. Step 3: Cross multiply
    1,532,184x = 2,298,276 × 481,560
  4. Step 4: Simplify right side
    1,532,184x = 1,106,757,790,560
  5. Step 5: Solve for x
    x = 1,106,757,790,560/1,532,184
  6. Step 6: Final answer
    x = 722,340

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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.