Home / 1,535,389.64-2,302,884.31-455,880.47

Finding the Fourth Proportional to 1,535,389.64, 2,302,884.31 and 455,880.47

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Solution

The fourth proportional to 1,535,389.64, 2,302,884.31 and 455,880.47 is: 683,761.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535,389.64 : 2,302,884.31 = 455,880.47 : x
  2. Step 2: Convert to fraction form
    1,535,389.64/2,302,884.31 = 455,880.47/x
  3. Step 3: Cross multiply
    1,535,389.64x = 2,302,884.31 × 455,880.47
  4. Step 4: Simplify right side
    1,535,389.64x = 1,049,839,981,598.43
  5. Step 5: Solve for x
    x = 1,049,839,981,598.43/1,535,389.64
  6. Step 6: Final answer
    x = 683,761.28

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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.