Home / 2,319,892.43-3,201,444.45-1,287,555.93

Finding the Fourth Proportional to 2,319,892.43, 3,201,444.45 and 1,287,555.93

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Solution

The fourth proportional to 2,319,892.43, 3,201,444.45 and 1,287,555.93 is: 1,776,823.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,319,892.43 : 3,201,444.45 = 1,287,555.93 : x
  2. Step 2: Convert to fraction form
    2,319,892.43/3,201,444.45 = 1,287,555.93/x
  3. Step 3: Cross multiply
    2,319,892.43x = 3,201,444.45 × 1,287,555.93
  4. Step 4: Simplify right side
    2,319,892.43x = 4,122,038,786,163.09
  5. Step 5: Solve for x
    x = 4,122,038,786,163.09/2,319,892.43
  6. Step 6: Final answer
    x = 1,776,823.24

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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.