Home / 2,515,126.50-3,470,868.81-1,369,214.82

Finding the Fourth Proportional to 2,515,126.50, 3,470,868.81 and 1,369,214.82

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Solution

The fourth proportional to 2,515,126.50, 3,470,868.81 and 1,369,214.82 is: 1,889,513.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,515,126.50 : 3,470,868.81 = 1,369,214.82 : x
  2. Step 2: Convert to fraction form
    2,515,126.50/3,470,868.81 = 1,369,214.82/x
  3. Step 3: Cross multiply
    2,515,126.50x = 3,470,868.81 × 1,369,214.82
  4. Step 4: Simplify right side
    2,515,126.50x = 4,752,365,012,927.76
  5. Step 5: Solve for x
    x = 4,752,365,012,927.76/2,515,126.50
  6. Step 6: Final answer
    x = 1,889,513.32

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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.