Home / 1,448,559.71-1,999,259.79-836,602.47

Finding the Fourth Proportional to 1,448,559.71, 1,999,259.79 and 836,602.47

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Solution

The fourth proportional to 1,448,559.71, 1,999,259.79 and 836,602.47 is: 1,154,654.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,559.71 : 1,999,259.79 = 836,602.47 : x
  2. Step 2: Convert to fraction form
    1,448,559.71/1,999,259.79 = 836,602.47/x
  3. Step 3: Cross multiply
    1,448,559.71x = 1,999,259.79 × 836,602.47
  4. Step 4: Simplify right side
    1,448,559.71x = 1,672,585,678,485.68
  5. Step 5: Solve for x
    x = 1,672,585,678,485.68/1,448,559.71
  6. Step 6: Final answer
    x = 1,154,654.29

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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.