Home / 1,658,623.08-2,487,932.53-521,484.58

Finding the Fourth Proportional to 1,658,623.08, 2,487,932.53 and 521,484.58

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Solution

The fourth proportional to 1,658,623.08, 2,487,932.53 and 521,484.58 is: 782,226.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,658,623.08 : 2,487,932.53 = 521,484.58 : x
  2. Step 2: Convert to fraction form
    1,658,623.08/2,487,932.53 = 521,484.58/x
  3. Step 3: Cross multiply
    1,658,623.08x = 2,487,932.53 × 521,484.58
  4. Step 4: Simplify right side
    1,658,623.08x = 1,297,418,450,475.39
  5. Step 5: Solve for x
    x = 1,297,418,450,475.39/1,658,623.08
  6. Step 6: Final answer
    x = 782,226.21

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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.