Home / 1,998,926.21-2,997,718.34-650,771.93

Finding the Fourth Proportional to 1,998,926.21, 2,997,718.34 and 650,771.93

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Solution

The fourth proportional to 1,998,926.21, 2,997,718.34 and 650,771.93 is: 975,939.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,998,926.21 : 2,997,718.34 = 650,771.93 : x
  2. Step 2: Convert to fraction form
    1,998,926.21/2,997,718.34 = 650,771.93/x
  3. Step 3: Cross multiply
    1,998,926.21x = 2,997,718.34 × 650,771.93
  4. Step 4: Simplify right side
    1,998,926.21x = 1,950,830,953,958.63
  5. Step 5: Solve for x
    x = 1,950,830,953,958.63/1,998,926.21
  6. Step 6: Final answer
    x = 975,939.45

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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.