Home / 1,557,994.95-2,335,581.81-611,111.43

Finding the Fourth Proportional to 1,557,994.95, 2,335,581.81 and 611,111.43

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Solution

The fourth proportional to 1,557,994.95, 2,335,581.81 and 611,111.43 is: 916,113.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,994.95 : 2,335,581.81 = 611,111.43 : x
  2. Step 2: Convert to fraction form
    1,557,994.95/2,335,581.81 = 611,111.43/x
  3. Step 3: Cross multiply
    1,557,994.95x = 2,335,581.81 × 611,111.43
  4. Step 4: Simplify right side
    1,557,994.95x = 1,427,300,739,791.09
  5. Step 5: Solve for x
    x = 1,427,300,739,791.09/1,557,994.95
  6. Step 6: Final answer
    x = 916,113.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.