Home / 1,413,813-2,120,400.08-402,913.24

Finding the Fourth Proportional to 1,413,813, 2,120,400.08 and 402,913.24

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Solution

The fourth proportional to 1,413,813, 2,120,400.08 and 402,913.24 is: 604,278.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,813 : 2,120,400.08 = 402,913.24 : x
  2. Step 2: Convert to fraction form
    1,413,813/2,120,400.08 = 402,913.24/x
  3. Step 3: Cross multiply
    1,413,813x = 2,120,400.08 × 402,913.24
  4. Step 4: Simplify right side
    1,413,813x = 854,337,266,329.06
  5. Step 5: Solve for x
    x = 854,337,266,329.06/1,413,813
  6. Step 6: Final answer
    x = 604,278.83

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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.