Home / 4,161,776.40-6,243,080.40-1,129,190.40

Finding the Fourth Proportional to 4,161,776.40, 6,243,080.40 and 1,129,190.40

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Solution

The fourth proportional to 4,161,776.40, 6,243,080.40 and 1,129,190.40 is: 1,693,898.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,161,776.40 : 6,243,080.40 = 1,129,190.40 : x
  2. Step 2: Convert to fraction form
    4,161,776.40/6,243,080.40 = 1,129,190.40/x
  3. Step 3: Cross multiply
    4,161,776.40x = 6,243,080.40 × 1,129,190.40
  4. Step 4: Simplify right side
    4,161,776.40x = 7,049,626,454,108.16
  5. Step 5: Solve for x
    x = 7,049,626,454,108.16/4,161,776.40
  6. Step 6: Final answer
    x = 1,693,898.42

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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.