Home / 1,948,256.35-2,688,676.82-1,088,816.59

Finding the Fourth Proportional to 1,948,256.35, 2,688,676.82 and 1,088,816.59

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Solution

The fourth proportional to 1,948,256.35, 2,688,676.82 and 1,088,816.59 is: 1,502,613.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,948,256.35 : 2,688,676.82 = 1,088,816.59 : x
  2. Step 2: Convert to fraction form
    1,948,256.35/2,688,676.82 = 1,088,816.59/x
  3. Step 3: Cross multiply
    1,948,256.35x = 2,688,676.82 × 1,088,816.59
  4. Step 4: Simplify right side
    1,948,256.35x = 2,927,475,926,764.44
  5. Step 5: Solve for x
    x = 2,927,475,926,764.44/1,948,256.35
  6. Step 6: Final answer
    x = 1,502,613.31

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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.