Home / 1,603,085.70-2,212,384.86-914,599.44

Finding the Fourth Proportional to 1,603,085.70, 2,212,384.86 and 914,599.44

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Solution

The fourth proportional to 1,603,085.70, 2,212,384.86 and 914,599.44 is: 1,262,219.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,603,085.70 : 2,212,384.86 = 914,599.44 : x
  2. Step 2: Convert to fraction form
    1,603,085.70/2,212,384.86 = 914,599.44/x
  3. Step 3: Cross multiply
    1,603,085.70x = 2,212,384.86 × 914,599.44
  4. Step 4: Simplify right side
    1,603,085.70x = 2,023,445,954,020.48
  5. Step 5: Solve for x
    x = 2,023,445,954,020.48/1,603,085.70
  6. Step 6: Final answer
    x = 1,262,219.45

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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.