Home / 1,365,972.63-1,883,289.88-1,120,051.34

Finding the Fourth Proportional to 1,365,972.63, 1,883,289.88 and 1,120,051.34

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Solution

The fourth proportional to 1,365,972.63, 1,883,289.88 and 1,120,051.34 is: 1,544,233.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,972.63 : 1,883,289.88 = 1,120,051.34 : x
  2. Step 2: Convert to fraction form
    1,365,972.63/1,883,289.88 = 1,120,051.34/x
  3. Step 3: Cross multiply
    1,365,972.63x = 1,883,289.88 × 1,120,051.34
  4. Step 4: Simplify right side
    1,365,972.63x = 2,109,381,348,102.18
  5. Step 5: Solve for x
    x = 2,109,381,348,102.18/1,365,972.63
  6. Step 6: Final answer
    x = 1,544,233.98

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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.