Home / 1,813,504.68-2,502,636.43-997,690.86

Finding the Fourth Proportional to 1,813,504.68, 2,502,636.43 and 997,690.86

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Solution

The fourth proportional to 1,813,504.68, 2,502,636.43 and 997,690.86 is: 1,376,813.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,813,504.68 : 2,502,636.43 = 997,690.86 : x
  2. Step 2: Convert to fraction form
    1,813,504.68/2,502,636.43 = 997,690.86/x
  3. Step 3: Cross multiply
    1,813,504.68x = 2,502,636.43 × 997,690.86
  4. Step 4: Simplify right side
    1,813,504.68x = 2,496,857,492,114.03
  5. Step 5: Solve for x
    x = 2,496,857,492,114.03/1,813,504.68
  6. Step 6: Final answer
    x = 1,376,813.37

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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.