Home / 1,212,160.06-1,818,240.01-1,151,547.76

Finding the Fourth Proportional to 1,212,160.06, 1,818,240.01 and 1,151,547.76

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Solution

The fourth proportional to 1,212,160.06, 1,818,240.01 and 1,151,547.76 is: 1,727,321.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,212,160.06 : 1,818,240.01 = 1,151,547.76 : x
  2. Step 2: Convert to fraction form
    1,212,160.06/1,818,240.01 = 1,151,547.76/x
  3. Step 3: Cross multiply
    1,212,160.06x = 1,818,240.01 × 1,151,547.76
  4. Step 4: Simplify right side
    1,212,160.06x = 2,093,790,210,657.88
  5. Step 5: Solve for x
    x = 2,093,790,210,657.88/1,212,160.06
  6. Step 6: Final answer
    x = 1,727,321.56

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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.