Home / 1,984,158.11-2,975,918.54-544,505.28

Finding the Fourth Proportional to 1,984,158.11, 2,975,918.54 and 544,505.28

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Solution

The fourth proportional to 1,984,158.11, 2,975,918.54 and 544,505.28 is: 816,670.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,984,158.11 : 2,975,918.54 = 544,505.28 : x
  2. Step 2: Convert to fraction form
    1,984,158.11/2,975,918.54 = 544,505.28/x
  3. Step 3: Cross multiply
    1,984,158.11x = 2,975,918.54 × 544,505.28
  4. Step 4: Simplify right side
    1,984,158.11x = 1,620,403,355,157.37
  5. Step 5: Solve for x
    x = 1,620,403,355,157.37/1,984,158.11
  6. Step 6: Final answer
    x = 816,670.48

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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.