Home / 1,651,449.98-2,279,020.10-916,419.34

Finding the Fourth Proportional to 1,651,449.98, 2,279,020.10 and 916,419.34

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Solution

The fourth proportional to 1,651,449.98, 2,279,020.10 and 916,419.34 is: 1,264,669.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,651,449.98 : 2,279,020.10 = 916,419.34 : x
  2. Step 2: Convert to fraction form
    1,651,449.98/2,279,020.10 = 916,419.34/x
  3. Step 3: Cross multiply
    1,651,449.98x = 2,279,020.10 × 916,419.34
  4. Step 4: Simplify right side
    1,651,449.98x = 2,088,538,095,888.73
  5. Step 5: Solve for x
    x = 2,088,538,095,888.73/1,651,449.98
  6. Step 6: Final answer
    x = 1,264,669.30

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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.