Home / 4,847,979.42-6,690,256.72-2,672,600.42

Finding the Fourth Proportional to 4,847,979.42, 6,690,256.72 and 2,672,600.42

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Solution

The fourth proportional to 4,847,979.42, 6,690,256.72 and 2,672,600.42 is: 3,688,213.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,847,979.42 : 6,690,256.72 = 2,672,600.42 : x
  2. Step 2: Convert to fraction form
    4,847,979.42/6,690,256.72 = 2,672,600.42/x
  3. Step 3: Cross multiply
    4,847,979.42x = 6,690,256.72 × 2,672,600.42
  4. Step 4: Simplify right side
    4,847,979.42x = 17,880,382,920,392.17
  5. Step 5: Solve for x
    x = 17,880,382,920,392.17/4,847,979.42
  6. Step 6: Final answer
    x = 3,688,213.45

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1.5x scale

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.