Home / 1,127,055.35-1,555,495.89-697,473.88

Finding the Fourth Proportional to 1,127,055.35, 1,555,495.89 and 697,473.88

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Solution

The fourth proportional to 1,127,055.35, 1,555,495.89 and 697,473.88 is: 962,612.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,055.35 : 1,555,495.89 = 697,473.88 : x
  2. Step 2: Convert to fraction form
    1,127,055.35/1,555,495.89 = 697,473.88/x
  3. Step 3: Cross multiply
    1,127,055.35x = 1,555,495.89 × 697,473.88
  4. Step 4: Simplify right side
    1,127,055.35x = 1,084,917,747,218.09
  5. Step 5: Solve for x
    x = 1,084,917,747,218.09/1,127,055.35
  6. Step 6: Final answer
    x = 962,612.66

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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.