Home / 1,512,500.82-2,087,352.27-833,437.32

Finding the Fourth Proportional to 1,512,500.82, 2,087,352.27 and 833,437.32

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Solution

The fourth proportional to 1,512,500.82, 2,087,352.27 and 833,437.32 is: 1,150,199.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,500.82 : 2,087,352.27 = 833,437.32 : x
  2. Step 2: Convert to fraction form
    1,512,500.82/2,087,352.27 = 833,437.32/x
  3. Step 3: Cross multiply
    1,512,500.82x = 2,087,352.27 × 833,437.32
  4. Step 4: Simplify right side
    1,512,500.82x = 1,739,677,281,804.72
  5. Step 5: Solve for x
    x = 1,739,677,281,804.72/1,512,500.82
  6. Step 6: Final answer
    x = 1,150,199.23

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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.