Home / 1,206,082.19-1,664,417.23-662,213.22

Finding the Fourth Proportional to 1,206,082.19, 1,664,417.23 and 662,213.22

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Solution

The fourth proportional to 1,206,082.19, 1,664,417.23 and 662,213.22 is: 913,867.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,082.19 : 1,664,417.23 = 662,213.22 : x
  2. Step 2: Convert to fraction form
    1,206,082.19/1,664,417.23 = 662,213.22/x
  3. Step 3: Cross multiply
    1,206,082.19x = 1,664,417.23 × 662,213.22
  4. Step 4: Simplify right side
    1,206,082.19x = 1,102,199,090,911.67
  5. Step 5: Solve for x
    x = 1,102,199,090,911.67/1,206,082.19
  6. Step 6: Final answer
    x = 913,867.31

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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.