Home / 1,339,111.30-2,008,683.30-392,501.17

Finding the Fourth Proportional to 1,339,111.30, 2,008,683.30 and 392,501.17

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Solution

The fourth proportional to 1,339,111.30, 2,008,683.30 and 392,501.17 is: 588,756.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,111.30 : 2,008,683.30 = 392,501.17 : x
  2. Step 2: Convert to fraction form
    1,339,111.30/2,008,683.30 = 392,501.17/x
  3. Step 3: Cross multiply
    1,339,111.30x = 2,008,683.30 × 392,501.17
  4. Step 4: Simplify right side
    1,339,111.30x = 788,410,545,409.46
  5. Step 5: Solve for x
    x = 788,410,545,409.46/1,339,111.30
  6. Step 6: Final answer
    x = 588,756.55

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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.