Home / 1,333,970.96-2,000,656.96-613,620.83

Finding the Fourth Proportional to 1,333,970.96, 2,000,656.96 and 613,620.83

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Solution

The fourth proportional to 1,333,970.96, 2,000,656.96 and 613,620.83 is: 920,293.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,970.96 : 2,000,656.96 = 613,620.83 : x
  2. Step 2: Convert to fraction form
    1,333,970.96/2,000,656.96 = 613,620.83/x
  3. Step 3: Cross multiply
    1,333,970.96x = 2,000,656.96 × 613,620.83
  4. Step 4: Simplify right side
    1,333,970.96x = 1,227,644,787,808.07
  5. Step 5: Solve for x
    x = 1,227,644,787,808.07/1,333,970.96
  6. Step 6: Final answer
    x = 920,293.49

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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.