Home / 1,262,928.06-1,894,365.24-409,998.36

Finding the Fourth Proportional to 1,262,928.06, 1,894,365.24 and 409,998.36

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Solution

The fourth proportional to 1,262,928.06, 1,894,365.24 and 409,998.36 is: 614,988.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,262,928.06 : 1,894,365.24 = 409,998.36 : x
  2. Step 2: Convert to fraction form
    1,262,928.06/1,894,365.24 = 409,998.36/x
  3. Step 3: Cross multiply
    1,262,928.06x = 1,894,365.24 × 409,998.36
  4. Step 4: Simplify right side
    1,262,928.06x = 776,686,641,641.01
  5. Step 5: Solve for x
    x = 776,686,641,641.01/1,262,928.06
  6. Step 6: Final answer
    x = 614,988.82

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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.