Home / 1,143,991.04-1,578,686.64-634,682.48

Finding the Fourth Proportional to 1,143,991.04, 1,578,686.64 and 634,682.48

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Solution

The fourth proportional to 1,143,991.04, 1,578,686.64 and 634,682.48 is: 875,850.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,991.04 : 1,578,686.64 = 634,682.48 : x
  2. Step 2: Convert to fraction form
    1,143,991.04/1,578,686.64 = 634,682.48/x
  3. Step 3: Cross multiply
    1,143,991.04x = 1,578,686.64 × 634,682.48
  4. Step 4: Simplify right side
    1,143,991.04x = 1,001,964,751,818.07
  5. Step 5: Solve for x
    x = 1,001,964,751,818.07/1,143,991.04
  6. Step 6: Final answer
    x = 875,850.17

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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.