Home / 1,124,779.25-1,550,787.36-938,777.73

Finding the Fourth Proportional to 1,124,779.25, 1,550,787.36 and 938,777.73

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Solution

The fourth proportional to 1,124,779.25, 1,550,787.36 and 938,777.73 is: 1,294,338.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,779.25 : 1,550,787.36 = 938,777.73 : x
  2. Step 2: Convert to fraction form
    1,124,779.25/1,550,787.36 = 938,777.73/x
  3. Step 3: Cross multiply
    1,124,779.25x = 1,550,787.36 × 938,777.73
  4. Step 4: Simplify right side
    1,124,779.25x = 1,455,844,637,533.49
  5. Step 5: Solve for x
    x = 1,455,844,637,533.49/1,124,779.25
  6. Step 6: Final answer
    x = 1,294,338.11

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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.