Home / 1,185,710.01-1,777,475.19-427,365.89

Finding the Fourth Proportional to 1,185,710.01, 1,777,475.19 and 427,365.89

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Solution

The fourth proportional to 1,185,710.01, 1,777,475.19 and 427,365.89 is: 640,656.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,710.01 : 1,777,475.19 = 427,365.89 : x
  2. Step 2: Convert to fraction form
    1,185,710.01/1,777,475.19 = 427,365.89/x
  3. Step 3: Cross multiply
    1,185,710.01x = 1,777,475.19 × 427,365.89
  4. Step 4: Simplify right side
    1,185,710.01x = 759,632,257,639.89
  5. Step 5: Solve for x
    x = 759,632,257,639.89/1,185,710.01
  6. Step 6: Final answer
    x = 640,656.02

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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.