Home / 1,259,166.30-1,888,749.45-907,496.70

Finding the Fourth Proportional to 1,259,166.30, 1,888,749.45 and 907,496.70

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Solution

The fourth proportional to 1,259,166.30, 1,888,749.45 and 907,496.70 is: 1,361,245.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,166.30 : 1,888,749.45 = 907,496.70 : x
  2. Step 2: Convert to fraction form
    1,259,166.30/1,888,749.45 = 907,496.70/x
  3. Step 3: Cross multiply
    1,259,166.30x = 1,888,749.45 × 907,496.70
  4. Step 4: Simplify right side
    1,259,166.30x = 1,714,033,893,001.82
  5. Step 5: Solve for x
    x = 1,714,033,893,001.82/1,259,166.30
  6. Step 6: Final answer
    x = 1,361,245.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.