Home / 1,132,603.60-1,694,968.80-1,038,125.20

Finding the Fourth Proportional to 1,132,603.60, 1,694,968.80 and 1,038,125.20

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Solution

The fourth proportional to 1,132,603.60, 1,694,968.80 and 1,038,125.20 is: 1,553,579.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,603.60 : 1,694,968.80 = 1,038,125.20 : x
  2. Step 2: Convert to fraction form
    1,132,603.60/1,694,968.80 = 1,038,125.20/x
  3. Step 3: Cross multiply
    1,132,603.60x = 1,694,968.80 × 1,038,125.20
  4. Step 4: Simplify right side
    1,132,603.60x = 1,759,589,824,493.76
  5. Step 5: Solve for x
    x = 1,759,589,824,493.76/1,132,603.60
  6. Step 6: Final answer
    x = 1,553,579.58

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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.