Home / 1,814,424.45-2,503,905.92-987,501.07

Finding the Fourth Proportional to 1,814,424.45, 2,503,905.92 and 987,501.07

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Solution

The fourth proportional to 1,814,424.45, 2,503,905.92 and 987,501.07 is: 1,362,751.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,814,424.45 : 2,503,905.92 = 987,501.07 : x
  2. Step 2: Convert to fraction form
    1,814,424.45/2,503,905.92 = 987,501.07/x
  3. Step 3: Cross multiply
    1,814,424.45x = 2,503,905.92 × 987,501.07
  4. Step 4: Simplify right side
    1,814,424.45x = 2,472,609,781,339.73
  5. Step 5: Solve for x
    x = 2,472,609,781,339.73/1,814,424.45
  6. Step 6: Final answer
    x = 1,362,751.57

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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.