Home / 1,512,707.37-2,087,536.21-833,643.87

Finding the Fourth Proportional to 1,512,707.37, 2,087,536.21 and 833,643.87

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Solution

The fourth proportional to 1,512,707.37, 2,087,536.21 and 833,643.87 is: 1,150,428.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,707.37 : 2,087,536.21 = 833,643.87 : x
  2. Step 2: Convert to fraction form
    1,512,707.37/2,087,536.21 = 833,643.87/x
  3. Step 3: Cross multiply
    1,512,707.37x = 2,087,536.21 × 833,643.87
  4. Step 4: Simplify right side
    1,512,707.37x = 1,740,261,750,263.63
  5. Step 5: Solve for x
    x = 1,740,261,750,263.63/1,512,707.37
  6. Step 6: Final answer
    x = 1,150,428.56

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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.