Home / 2,078,803.30-3,117,913.35-659,002.90

Finding the Fourth Proportional to 2,078,803.30, 3,117,913.35 and 659,002.90

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Solution

The fourth proportional to 2,078,803.30, 3,117,913.35 and 659,002.90 is: 988,411.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,078,803.30 : 3,117,913.35 = 659,002.90 : x
  2. Step 2: Convert to fraction form
    2,078,803.30/3,117,913.35 = 659,002.90/x
  3. Step 3: Cross multiply
    2,078,803.30x = 3,117,913.35 × 659,002.90
  4. Step 4: Simplify right side
    2,078,803.30x = 2,054,713,939,598.72
  5. Step 5: Solve for x
    x = 2,054,713,939,598.72/2,078,803.30
  6. Step 6: Final answer
    x = 988,411.91

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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.