Home / 1,179,347.79-1,769,839.56-539,729.58

Finding the Fourth Proportional to 1,179,347.79, 1,769,839.56 and 539,729.58

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Solution

The fourth proportional to 1,179,347.79, 1,769,839.56 and 539,729.58 is: 809,968.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,347.79 : 1,769,839.56 = 539,729.58 : x
  2. Step 2: Convert to fraction form
    1,179,347.79/1,769,839.56 = 539,729.58/x
  3. Step 3: Cross multiply
    1,179,347.79x = 1,769,839.56 × 539,729.58
  4. Step 4: Simplify right side
    1,179,347.79x = 955,234,762,386.19
  5. Step 5: Solve for x
    x = 955,234,762,386.19/1,179,347.79
  6. Step 6: Final answer
    x = 809,968.67

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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.