Home / 1,021,956.93-1,533,591.50-685,377.63

Finding the Fourth Proportional to 1,021,956.93, 1,533,591.50 and 685,377.63

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Solution

The fourth proportional to 1,021,956.93, 1,533,591.50 and 685,377.63 is: 1,028,506.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,956.93 : 1,533,591.50 = 685,377.63 : x
  2. Step 2: Convert to fraction form
    1,021,956.93/1,533,591.50 = 685,377.63/x
  3. Step 3: Cross multiply
    1,021,956.93x = 1,533,591.50 × 685,377.63
  4. Step 4: Simplify right side
    1,021,956.93x = 1,051,089,304,231.26
  5. Step 5: Solve for x
    x = 1,051,089,304,231.26/1,021,956.93
  6. Step 6: Final answer
    x = 1,028,506.46

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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.