Home / 1,943,476.56-2,681,990.64-1,084,036.08

Finding the Fourth Proportional to 1,943,476.56, 2,681,990.64 and 1,084,036.08

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Solution

The fourth proportional to 1,943,476.56, 2,681,990.64 and 1,084,036.08 is: 1,495,965.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,943,476.56 : 2,681,990.64 = 1,084,036.08 : x
  2. Step 2: Convert to fraction form
    1,943,476.56/2,681,990.64 = 1,084,036.08/x
  3. Step 3: Cross multiply
    1,943,476.56x = 2,681,990.64 × 1,084,036.08
  4. Step 4: Simplify right side
    1,943,476.56x = 2,907,374,619,982.29
  5. Step 5: Solve for x
    x = 2,907,374,619,982.29/1,943,476.56
  6. Step 6: Final answer
    x = 1,495,965.88

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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.