Home / 1,992,692.35-2,749,446-1,477,637.45

Finding the Fourth Proportional to 1,992,692.35, 2,749,446 and 1,477,637.45

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Solution

The fourth proportional to 1,992,692.35, 2,749,446 and 1,477,637.45 is: 2,038,791.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,992,692.35 : 2,749,446 = 1,477,637.45 : x
  2. Step 2: Convert to fraction form
    1,992,692.35/2,749,446 = 1,477,637.45/x
  3. Step 3: Cross multiply
    1,992,692.35x = 2,749,446 × 1,477,637.45
  4. Step 4: Simplify right side
    1,992,692.35x = 4,062,684,362,605.47
  5. Step 5: Solve for x
    x = 4,062,684,362,605.47/1,992,692.35
  6. Step 6: Final answer
    x = 2,038,791.57

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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.