Home / 1,911,773.26-2,637,938.37-1,095,826.78

Finding the Fourth Proportional to 1,911,773.26, 2,637,938.37 and 1,095,826.78

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Solution

The fourth proportional to 1,911,773.26, 2,637,938.37 and 1,095,826.78 is: 1,512,063.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,911,773.26 : 2,637,938.37 = 1,095,826.78 : x
  2. Step 2: Convert to fraction form
    1,911,773.26/2,637,938.37 = 1,095,826.78/x
  3. Step 3: Cross multiply
    1,911,773.26x = 2,637,938.37 × 1,095,826.78
  4. Step 4: Simplify right side
    1,911,773.26x = 2,890,723,509,835.55
  5. Step 5: Solve for x
    x = 2,890,723,509,835.55/1,911,773.26
  6. Step 6: Final answer
    x = 1,512,063.99

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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.