Home / 1,947,888.05-2,688,033.94-1,088,455.37

Finding the Fourth Proportional to 1,947,888.05, 2,688,033.94 and 1,088,455.37

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Solution

The fourth proportional to 1,947,888.05, 2,688,033.94 and 1,088,455.37 is: 1,502,039.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,947,888.05 : 2,688,033.94 = 1,088,455.37 : x
  2. Step 2: Convert to fraction form
    1,947,888.05/2,688,033.94 = 1,088,455.37/x
  3. Step 3: Cross multiply
    1,947,888.05x = 2,688,033.94 × 1,088,455.37
  4. Step 4: Simplify right side
    1,947,888.05x = 2,925,804,960,573.95
  5. Step 5: Solve for x
    x = 2,925,804,960,573.95/1,947,888.05
  6. Step 6: Final answer
    x = 1,502,039.59

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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.