Home / 1,426,456.83-2,136,135.96-997,986.63

Finding the Fourth Proportional to 1,426,456.83, 2,136,135.96 and 997,986.63

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Solution

The fourth proportional to 1,426,456.83, 2,136,135.96 and 997,986.63 is: 1,494,496.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,456.83 : 2,136,135.96 = 997,986.63 : x
  2. Step 2: Convert to fraction form
    1,426,456.83/2,136,135.96 = 997,986.63/x
  3. Step 3: Cross multiply
    1,426,456.83x = 2,136,135.96 × 997,986.63
  4. Step 4: Simplify right side
    1,426,456.83x = 2,131,835,127,942.22
  5. Step 5: Solve for x
    x = 2,131,835,127,942.22/1,426,456.83
  6. Step 6: Final answer
    x = 1,494,496.77

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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.