Home / 1,937,827.87-2,674,183.13-1,078,373.41

Finding the Fourth Proportional to 1,937,827.87, 2,674,183.13 and 1,078,373.41

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Solution

The fourth proportional to 1,937,827.87, 2,674,183.13 and 1,078,373.41 is: 1,488,144.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,937,827.87 : 2,674,183.13 = 1,078,373.41 : x
  2. Step 2: Convert to fraction form
    1,937,827.87/2,674,183.13 = 1,078,373.41/x
  3. Step 3: Cross multiply
    1,937,827.87x = 2,674,183.13 × 1,078,373.41
  4. Step 4: Simplify right side
    1,937,827.87x = 2,883,767,975,470.71
  5. Step 5: Solve for x
    x = 2,883,767,975,470.71/1,937,827.87
  6. Step 6: Final answer
    x = 1,488,144.55

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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.