Home / 1,627,942.50-2,246,560.65-912,550.50

Finding the Fourth Proportional to 1,627,942.50, 2,246,560.65 and 912,550.50

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Solution

The fourth proportional to 1,627,942.50, 2,246,560.65 and 912,550.50 is: 1,259,319.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,627,942.50 : 2,246,560.65 = 912,550.50 : x
  2. Step 2: Convert to fraction form
    1,627,942.50/2,246,560.65 = 912,550.50/x
  3. Step 3: Cross multiply
    1,627,942.50x = 2,246,560.65 × 912,550.50
  4. Step 4: Simplify right side
    1,627,942.50x = 2,050,100,044,437.83
  5. Step 5: Solve for x
    x = 2,050,100,044,437.83/1,627,942.50
  6. Step 6: Final answer
    x = 1,259,319.69

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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.