Home / 1,293,920.96-1,941,111.88-440,945.32

Finding the Fourth Proportional to 1,293,920.96, 1,941,111.88 and 440,945.32

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Solution

The fourth proportional to 1,293,920.96, 1,941,111.88 and 440,945.32 is: 661,496.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,920.96 : 1,941,111.88 = 440,945.32 : x
  2. Step 2: Convert to fraction form
    1,293,920.96/1,941,111.88 = 440,945.32/x
  3. Step 3: Cross multiply
    1,293,920.96x = 1,941,111.88 × 440,945.32
  4. Step 4: Simplify right side
    1,293,920.96x = 855,924,199,082.40
  5. Step 5: Solve for x
    x = 855,924,199,082.40/1,293,920.96
  6. Step 6: Final answer
    x = 661,496.51

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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.