Home / 1,450,378.32-2,001,404.73-838,570.33

Finding the Fourth Proportional to 1,450,378.32, 2,001,404.73 and 838,570.33

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Solution

The fourth proportional to 1,450,378.32, 2,001,404.73 and 838,570.33 is: 1,157,159.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450,378.32 : 2,001,404.73 = 838,570.33 : x
  2. Step 2: Convert to fraction form
    1,450,378.32/2,001,404.73 = 838,570.33/x
  3. Step 3: Cross multiply
    1,450,378.32x = 2,001,404.73 × 838,570.33
  4. Step 4: Simplify right side
    1,450,378.32x = 1,678,318,630,546.06
  5. Step 5: Solve for x
    x = 1,678,318,630,546.06/1,450,378.32
  6. Step 6: Final answer
    x = 1,157,159.21

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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.