Home / 3,619,091.10-5,431,698.45-1,490,702.70

Finding the Fourth Proportional to 3,619,091.10, 5,431,698.45 and 1,490,702.70

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Solution

The fourth proportional to 3,619,091.10, 5,431,698.45 and 1,490,702.70 is: 2,237,315.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619,091.10 : 5,431,698.45 = 1,490,702.70 : x
  2. Step 2: Convert to fraction form
    3,619,091.10/5,431,698.45 = 1,490,702.70/x
  3. Step 3: Cross multiply
    3,619,091.10x = 5,431,698.45 × 1,490,702.70
  4. Step 4: Simplify right side
    3,619,091.10x = 8,097,047,545,000.82
  5. Step 5: Solve for x
    x = 8,097,047,545,000.82/3,619,091.10
  6. Step 6: Final answer
    x = 2,237,315.20

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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.