Home / 1,091,570.77-1,629,681.07-834,055.62

Finding the Fourth Proportional to 1,091,570.77, 1,629,681.07 and 834,055.62

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Solution

The fourth proportional to 1,091,570.77, 1,629,681.07 and 834,055.62 is: 1,245,219.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,570.77 : 1,629,681.07 = 834,055.62 : x
  2. Step 2: Convert to fraction form
    1,091,570.77/1,629,681.07 = 834,055.62/x
  3. Step 3: Cross multiply
    1,091,570.77x = 1,629,681.07 × 834,055.62
  4. Step 4: Simplify right side
    1,091,570.77x = 1,359,244,655,537.78
  5. Step 5: Solve for x
    x = 1,359,244,655,537.78/1,091,570.77
  6. Step 6: Final answer
    x = 1,245,219.00

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.