Home / 1,435,936.55-2,153,927.30-425,161.04

Finding the Fourth Proportional to 1,435,936.55, 2,153,927.30 and 425,161.04

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Solution

The fourth proportional to 1,435,936.55, 2,153,927.30 and 425,161.04 is: 637,748.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,936.55 : 2,153,927.30 = 425,161.04 : x
  2. Step 2: Convert to fraction form
    1,435,936.55/2,153,927.30 = 425,161.04/x
  3. Step 3: Cross multiply
    1,435,936.55x = 2,153,927.30 × 425,161.04
  4. Step 4: Simplify right side
    1,435,936.55x = 915,765,958,056.95
  5. Step 5: Solve for x
    x = 915,765,958,056.95/1,435,936.55
  6. Step 6: Final answer
    x = 637,748.21

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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.