Home / 1,409,431.80-2,114,774.10-569,623.80

Finding the Fourth Proportional to 1,409,431.80, 2,114,774.10 and 569,623.80

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Solution

The fourth proportional to 1,409,431.80, 2,114,774.10 and 569,623.80 is: 854,688.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,431.80 : 2,114,774.10 = 569,623.80 : x
  2. Step 2: Convert to fraction form
    1,409,431.80/2,114,774.10 = 569,623.80/x
  3. Step 3: Cross multiply
    1,409,431.80x = 2,114,774.10 × 569,623.80
  4. Step 4: Simplify right side
    1,409,431.80x = 1,204,625,658,983.58
  5. Step 5: Solve for x
    x = 1,204,625,658,983.58/1,409,431.80
  6. Step 6: Final answer
    x = 854,688.86

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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.