Home / 1,535,387.64-2,302,881.31-455,878.47

Finding the Fourth Proportional to 1,535,387.64, 2,302,881.31 and 455,878.47

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Solution

The fourth proportional to 1,535,387.64, 2,302,881.31 and 455,878.47 is: 683,758.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535,387.64 : 2,302,881.31 = 455,878.47 : x
  2. Step 2: Convert to fraction form
    1,535,387.64/2,302,881.31 = 455,878.47/x
  3. Step 3: Cross multiply
    1,535,387.64x = 2,302,881.31 × 455,878.47
  4. Step 4: Simplify right side
    1,535,387.64x = 1,049,834,017,400.05
  5. Step 5: Solve for x
    x = 1,049,834,017,400.05/1,535,387.64
  6. Step 6: Final answer
    x = 683,758.29

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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.