Home / 1,518,492.42-2,278,212.48-453,576.51

Finding the Fourth Proportional to 1,518,492.42, 2,278,212.48 and 453,576.51

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Solution

The fourth proportional to 1,518,492.42, 2,278,212.48 and 453,576.51 is: 680,506.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,518,492.42 : 2,278,212.48 = 453,576.51 : x
  2. Step 2: Convert to fraction form
    1,518,492.42/2,278,212.48 = 453,576.51/x
  3. Step 3: Cross multiply
    1,518,492.42x = 2,278,212.48 × 453,576.51
  4. Step 4: Simplify right side
    1,518,492.42x = 1,033,343,665,716.84
  5. Step 5: Solve for x
    x = 1,033,343,665,716.84/1,518,492.42
  6. Step 6: Final answer
    x = 680,506.30

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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.