Home / 1,613,878.56-2,421,136.44-476,660.16

Finding the Fourth Proportional to 1,613,878.56, 2,421,136.44 and 476,660.16

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Solution

The fourth proportional to 1,613,878.56, 2,421,136.44 and 476,660.16 is: 715,084.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,613,878.56 : 2,421,136.44 = 476,660.16 : x
  2. Step 2: Convert to fraction form
    1,613,878.56/2,421,136.44 = 476,660.16/x
  3. Step 3: Cross multiply
    1,613,878.56x = 2,421,136.44 × 476,660.16
  4. Step 4: Simplify right side
    1,613,878.56x = 1,154,059,282,872.23
  5. Step 5: Solve for x
    x = 1,154,059,282,872.23/1,613,878.56
  6. Step 6: Final answer
    x = 715,084.34

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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.