Home / 1,111,977.12-1,534,487.11-602,668.56

Finding the Fourth Proportional to 1,111,977.12, 1,534,487.11 and 602,668.56

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Solution

The fourth proportional to 1,111,977.12, 1,534,487.11 and 602,668.56 is: 831,660.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,977.12 : 1,534,487.11 = 602,668.56 : x
  2. Step 2: Convert to fraction form
    1,111,977.12/1,534,487.11 = 602,668.56/x
  3. Step 3: Cross multiply
    1,111,977.12x = 1,534,487.11 × 602,668.56
  4. Step 4: Simplify right side
    1,111,977.12x = 924,787,133,908.92
  5. Step 5: Solve for x
    x = 924,787,133,908.92/1,111,977.12
  6. Step 6: Final answer
    x = 831,660.22

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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.