Home / 1,467,938.71-2,026,663.77-978,597.46

Finding the Fourth Proportional to 1,467,938.71, 2,026,663.77 and 978,597.46

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Solution

The fourth proportional to 1,467,938.71, 2,026,663.77 and 978,597.46 is: 1,351,070.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,467,938.71 : 2,026,663.77 = 978,597.46 : x
  2. Step 2: Convert to fraction form
    1,467,938.71/2,026,663.77 = 978,597.46/x
  3. Step 3: Cross multiply
    1,467,938.71x = 2,026,663.77 × 978,597.46
  4. Step 4: Simplify right side
    1,467,938.71x = 1,983,288,017,596.02
  5. Step 5: Solve for x
    x = 1,983,288,017,596.02/1,467,938.71
  6. Step 6: Final answer
    x = 1,351,070.04

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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.