Home / 1,604,769.57-2,214,809.19-993,119.40

Finding the Fourth Proportional to 1,604,769.57, 2,214,809.19 and 993,119.40

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Solution

The fourth proportional to 1,604,769.57, 2,214,809.19 and 993,119.40 is: 1,370,645.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,604,769.57 : 2,214,809.19 = 993,119.40 : x
  2. Step 2: Convert to fraction form
    1,604,769.57/2,214,809.19 = 993,119.40/x
  3. Step 3: Cross multiply
    1,604,769.57x = 2,214,809.19 × 993,119.40
  4. Step 4: Simplify right side
    1,604,769.57x = 2,199,569,973,887.29
  5. Step 5: Solve for x
    x = 2,199,569,973,887.29/1,604,769.57
  6. Step 6: Final answer
    x = 1,370,645.37

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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.