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Finding the Fourth Proportional to 1,774,239, 2,448,449.82 and 969,423

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Solution

The fourth proportional to 1,774,239, 2,448,449.82 and 969,423 is: 1,337,803.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,774,239 : 2,448,449.82 = 969,423 : x
  2. Step 2: Convert to fraction form
    1,774,239/2,448,449.82 = 969,423/x
  3. Step 3: Cross multiply
    1,774,239x = 2,448,449.82 × 969,423
  4. Step 4: Simplify right side
    1,774,239x = 2,373,583,569,853.86
  5. Step 5: Solve for x
    x = 2,373,583,569,853.86/1,774,239
  6. Step 6: Final answer
    x = 1,337,803.74

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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.