Home / 1,326,186.08-1,989,292.92-1,061,628.32

Finding the Fourth Proportional to 1,326,186.08, 1,989,292.92 and 1,061,628.32

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Solution

The fourth proportional to 1,326,186.08, 1,989,292.92 and 1,061,628.32 is: 1,592,453.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,326,186.08 : 1,989,292.92 = 1,061,628.32 : x
  2. Step 2: Convert to fraction form
    1,326,186.08/1,989,292.92 = 1,061,628.32/x
  3. Step 3: Cross multiply
    1,326,186.08x = 1,989,292.92 × 1,061,628.32
  4. Step 4: Simplify right side
    1,326,186.08x = 2,111,889,700,647.49
  5. Step 5: Solve for x
    x = 2,111,889,700,647.49/1,326,186.08
  6. Step 6: Final answer
    x = 1,592,453.53

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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.