Home / 2,312,864.69-3,188,695.21-1,897,881.44

Finding the Fourth Proportional to 2,312,864.69, 3,188,695.21 and 1,897,881.44

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Solution

The fourth proportional to 2,312,864.69, 3,188,695.21 and 1,897,881.44 is: 2,616,567.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,312,864.69 : 3,188,695.21 = 1,897,881.44 : x
  2. Step 2: Convert to fraction form
    2,312,864.69/3,188,695.21 = 1,897,881.44/x
  3. Step 3: Cross multiply
    2,312,864.69x = 3,188,695.21 × 1,897,881.44
  4. Step 4: Simplify right side
    2,312,864.69x = 6,051,765,436,187.72
  5. Step 5: Solve for x
    x = 6,051,765,436,187.72/2,312,864.69
  6. Step 6: Final answer
    x = 2,616,567.01

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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.