Home / 1,335,866.06-1,999,069.02-830,664.97

Finding the Fourth Proportional to 1,335,866.06, 1,999,069.02 and 830,664.97

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Solution

The fourth proportional to 1,335,866.06, 1,999,069.02 and 830,664.97 is: 1,243,056.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,866.06 : 1,999,069.02 = 830,664.97 : x
  2. Step 2: Convert to fraction form
    1,335,866.06/1,999,069.02 = 830,664.97/x
  3. Step 3: Cross multiply
    1,335,866.06x = 1,999,069.02 × 830,664.97
  4. Step 4: Simplify right side
    1,335,866.06x = 1,660,556,602,528.56
  5. Step 5: Solve for x
    x = 1,660,556,602,528.56/1,335,866.06
  6. Step 6: Final answer
    x = 1,243,056.21

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.