Home / 1,345,551.41-2,018,327.11-923,547.89

Finding the Fourth Proportional to 1,345,551.41, 2,018,327.11 and 923,547.89

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Solution

The fourth proportional to 1,345,551.41, 2,018,327.11 and 923,547.89 is: 1,385,321.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,551.41 : 2,018,327.11 = 923,547.89 : x
  2. Step 2: Convert to fraction form
    1,345,551.41/2,018,327.11 = 923,547.89/x
  3. Step 3: Cross multiply
    1,345,551.41x = 2,018,327.11 × 923,547.89
  4. Step 4: Simplify right side
    1,345,551.41x = 1,864,021,743,770.30
  5. Step 5: Solve for x
    x = 1,864,021,743,770.30/1,345,551.41
  6. Step 6: Final answer
    x = 1,385,321.83

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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.