Home / 1,861,080.66-2,790,095.55-662,320.35

Finding the Fourth Proportional to 1,861,080.66, 2,790,095.55 and 662,320.35

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Solution

The fourth proportional to 1,861,080.66, 2,790,095.55 and 662,320.35 is: 992,937.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,861,080.66 : 2,790,095.55 = 662,320.35 : x
  2. Step 2: Convert to fraction form
    1,861,080.66/2,790,095.55 = 662,320.35/x
  3. Step 3: Cross multiply
    1,861,080.66x = 2,790,095.55 × 662,320.35
  4. Step 4: Simplify right side
    1,861,080.66x = 1,847,937,061,209.44
  5. Step 5: Solve for x
    x = 1,847,937,061,209.44/1,861,080.66
  6. Step 6: Final answer
    x = 992,937.65

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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.