Home / 1,015,192.63-1,400,965.77-607,311.60

Finding the Fourth Proportional to 1,015,192.63, 1,400,965.77 and 607,311.60

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Solution

The fourth proportional to 1,015,192.63, 1,400,965.77 and 607,311.60 is: 838,089.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,192.63 : 1,400,965.77 = 607,311.60 : x
  2. Step 2: Convert to fraction form
    1,015,192.63/1,400,965.77 = 607,311.60/x
  3. Step 3: Cross multiply
    1,015,192.63x = 1,400,965.77 × 607,311.60
  4. Step 4: Simplify right side
    1,015,192.63x = 850,822,763,323.93
  5. Step 5: Solve for x
    x = 850,822,763,323.93/1,015,192.63
  6. Step 6: Final answer
    x = 838,089.97

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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.