Home / 1,506,443.12-2,078,891.43-827,379.62

Finding the Fourth Proportional to 1,506,443.12, 2,078,891.43 and 827,379.62

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Solution

The fourth proportional to 1,506,443.12, 2,078,891.43 and 827,379.62 is: 1,141,783.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,506,443.12 : 2,078,891.43 = 827,379.62 : x
  2. Step 2: Convert to fraction form
    1,506,443.12/2,078,891.43 = 827,379.62/x
  3. Step 3: Cross multiply
    1,506,443.12x = 2,078,891.43 × 827,379.62
  4. Step 4: Simplify right side
    1,506,443.12x = 1,720,032,401,374.66
  5. Step 5: Solve for x
    x = 1,720,032,401,374.66/1,506,443.12
  6. Step 6: Final answer
    x = 1,141,783.83

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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.