Home / 1,416,167.28-1,954,333.17-771,587.37

Finding the Fourth Proportional to 1,416,167.28, 1,954,333.17 and 771,587.37

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Solution

The fourth proportional to 1,416,167.28, 1,954,333.17 and 771,587.37 is: 1,064,802.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,167.28 : 1,954,333.17 = 771,587.37 : x
  2. Step 2: Convert to fraction form
    1,416,167.28/1,954,333.17 = 771,587.37/x
  3. Step 3: Cross multiply
    1,416,167.28x = 1,954,333.17 × 771,587.37
  4. Step 4: Simplify right side
    1,416,167.28x = 1,507,938,790,744.06
  5. Step 5: Solve for x
    x = 1,507,938,790,744.06/1,416,167.28
  6. Step 6: Final answer
    x = 1,064,802.73

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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.