Home / 1,557,135.10-2,333,187.60-881,206.30

Finding the Fourth Proportional to 1,557,135.10, 2,333,187.60 and 881,206.30

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Solution

The fourth proportional to 1,557,135.10, 2,333,187.60 and 881,206.30 is: 1,320,386.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,135.10 : 2,333,187.60 = 881,206.30 : x
  2. Step 2: Convert to fraction form
    1,557,135.10/2,333,187.60 = 881,206.30/x
  3. Step 3: Cross multiply
    1,557,135.10x = 2,333,187.60 × 881,206.30
  4. Step 4: Simplify right side
    1,557,135.10x = 2,056,019,612,201.88
  5. Step 5: Solve for x
    x = 2,056,019,612,201.88/1,557,135.10
  6. Step 6: Final answer
    x = 1,320,386.15

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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.