Home / 1,165,983.26-1,748,621.81-407,683.37

Finding the Fourth Proportional to 1,165,983.26, 1,748,621.81 and 407,683.37

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Solution

The fourth proportional to 1,165,983.26, 1,748,621.81 and 407,683.37 is: 611,401.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,983.26 : 1,748,621.81 = 407,683.37 : x
  2. Step 2: Convert to fraction form
    1,165,983.26/1,748,621.81 = 407,683.37/x
  3. Step 3: Cross multiply
    1,165,983.26x = 1,748,621.81 × 407,683.37
  4. Step 4: Simplify right side
    1,165,983.26x = 712,884,021,574.77
  5. Step 5: Solve for x
    x = 712,884,021,574.77/1,165,983.26
  6. Step 6: Final answer
    x = 611,401.59

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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.