Home / 1,865,947.50-2,574,363.14-1,131,137.37

Finding the Fourth Proportional to 1,865,947.50, 2,574,363.14 and 1,131,137.37

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Solution

The fourth proportional to 1,865,947.50, 2,574,363.14 and 1,131,137.37 is: 1,560,578.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,865,947.50 : 2,574,363.14 = 1,131,137.37 : x
  2. Step 2: Convert to fraction form
    1,865,947.50/2,574,363.14 = 1,131,137.37/x
  3. Step 3: Cross multiply
    1,865,947.50x = 2,574,363.14 × 1,131,137.37
  4. Step 4: Simplify right side
    1,865,947.50x = 2,911,958,345,948.86
  5. Step 5: Solve for x
    x = 2,911,958,345,948.86/1,865,947.50
  6. Step 6: Final answer
    x = 1,560,578.93

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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.