Home / 1,450,395.44-2,001,428.36-838,587.48

Finding the Fourth Proportional to 1,450,395.44, 2,001,428.36 and 838,587.48

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Solution

The fourth proportional to 1,450,395.44, 2,001,428.36 and 838,587.48 is: 1,157,182.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450,395.44 : 2,001,428.36 = 838,587.48 : x
  2. Step 2: Convert to fraction form
    1,450,395.44/2,001,428.36 = 838,587.48/x
  3. Step 3: Cross multiply
    1,450,395.44x = 2,001,428.36 × 838,587.48
  4. Step 4: Simplify right side
    1,450,395.44x = 1,678,372,764,812.93
  5. Step 5: Solve for x
    x = 1,678,372,764,812.93/1,450,395.44
  6. Step 6: Final answer
    x = 1,157,182.87

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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.