Home / 1,948,113.62-2,688,454.53-1,088,676.34

Finding the Fourth Proportional to 1,948,113.62, 2,688,454.53 and 1,088,676.34

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Solution

The fourth proportional to 1,948,113.62, 2,688,454.53 and 1,088,676.34 is: 1,502,405.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,948,113.62 : 2,688,454.53 = 1,088,676.34 : x
  2. Step 2: Convert to fraction form
    1,948,113.62/2,688,454.53 = 1,088,676.34/x
  3. Step 3: Cross multiply
    1,948,113.62x = 2,688,454.53 × 1,088,676.34
  4. Step 4: Simplify right side
    1,948,113.62x = 2,926,856,837,976.82
  5. Step 5: Solve for x
    x = 2,926,856,837,976.82/1,948,113.62
  6. Step 6: Final answer
    x = 1,502,405.61

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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.