Home / 1,037,704.70-1,431,813.75-630,020.90

Finding the Fourth Proportional to 1,037,704.70, 1,431,813.75 and 630,020.90

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Solution

The fourth proportional to 1,037,704.70, 1,431,813.75 and 630,020.90 is: 869,296.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,704.70 : 1,431,813.75 = 630,020.90 : x
  2. Step 2: Convert to fraction form
    1,037,704.70/1,431,813.75 = 630,020.90/x
  3. Step 3: Cross multiply
    1,037,704.70x = 1,431,813.75 × 630,020.90
  4. Step 4: Simplify right side
    1,037,704.70x = 902,072,588,624.33
  5. Step 5: Solve for x
    x = 902,072,588,624.33/1,037,704.70
  6. Step 6: Final answer
    x = 869,296.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.