Home / 1,125,662.67-1,552,365-1,042,064.60

Finding the Fourth Proportional to 1,125,662.67, 1,552,365 and 1,042,064.60

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Solution

The fourth proportional to 1,125,662.67, 1,552,365 and 1,042,064.60 is: 1,437,077.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,662.67 : 1,552,365 = 1,042,064.60 : x
  2. Step 2: Convert to fraction form
    1,125,662.67/1,552,365 = 1,042,064.60/x
  3. Step 3: Cross multiply
    1,125,662.67x = 1,552,365 × 1,042,064.60
  4. Step 4: Simplify right side
    1,125,662.67x = 1,617,664,605,017.18
  5. Step 5: Solve for x
    x = 1,617,664,605,017.18/1,125,662.67
  6. Step 6: Final answer
    x = 1,437,077.60

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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.