Home / 1,638,881.54-2,260,852.64-1,095,150.82

Finding the Fourth Proportional to 1,638,881.54, 2,260,852.64 and 1,095,150.82

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Solution

The fourth proportional to 1,638,881.54, 2,260,852.64 and 1,095,150.82 is: 1,510,770.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,638,881.54 : 2,260,852.64 = 1,095,150.82 : x
  2. Step 2: Convert to fraction form
    1,638,881.54/2,260,852.64 = 1,095,150.82/x
  3. Step 3: Cross multiply
    1,638,881.54x = 2,260,852.64 × 1,095,150.82
  4. Step 4: Simplify right side
    1,638,881.54x = 2,475,974,622,595.17
  5. Step 5: Solve for x
    x = 2,475,974,622,595.17/1,638,881.54
  6. Step 6: Final answer
    x = 1,510,770.95

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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.