Home / 3,922,176.72-5,412,835.08-2,953,598.16

Finding the Fourth Proportional to 3,922,176.72, 5,412,835.08 and 2,953,598.16

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Solution

The fourth proportional to 3,922,176.72, 5,412,835.08 and 2,953,598.16 is: 4,076,139.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,922,176.72 : 5,412,835.08 = 2,953,598.16 : x
  2. Step 2: Convert to fraction form
    3,922,176.72/5,412,835.08 = 2,953,598.16/x
  3. Step 3: Cross multiply
    3,922,176.72x = 5,412,835.08 × 2,953,598.16
  4. Step 4: Simplify right side
    3,922,176.72x = 15,987,339,732,671.45
  5. Step 5: Solve for x
    x = 15,987,339,732,671.45/3,922,176.72
  6. Step 6: Final answer
    x = 4,076,139.57

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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.