Home / 1,626,441.93-2,243,753.86-981,656.01

Finding the Fourth Proportional to 1,626,441.93, 2,243,753.86 and 981,656.01

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Solution

The fourth proportional to 1,626,441.93, 2,243,753.86 and 981,656.01 is: 1,354,241.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,626,441.93 : 2,243,753.86 = 981,656.01 : x
  2. Step 2: Convert to fraction form
    1,626,441.93/2,243,753.86 = 981,656.01/x
  3. Step 3: Cross multiply
    1,626,441.93x = 2,243,753.86 × 981,656.01
  4. Step 4: Simplify right side
    1,626,441.93x = 2,202,594,461,629.70
  5. Step 5: Solve for x
    x = 2,202,594,461,629.70/1,626,441.93
  6. Step 6: Final answer
    x = 1,354,241.07

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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.