Home / 4,019,900.79-6,030,783.94-1,324,129.35

Finding the Fourth Proportional to 4,019,900.79, 6,030,783.94 and 1,324,129.35

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Solution

The fourth proportional to 4,019,900.79, 6,030,783.94 and 1,324,129.35 is: 1,986,501.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,019,900.79 : 6,030,783.94 = 1,324,129.35 : x
  2. Step 2: Convert to fraction form
    4,019,900.79/6,030,783.94 = 1,324,129.35/x
  3. Step 3: Cross multiply
    4,019,900.79x = 6,030,783.94 × 1,324,129.35
  4. Step 4: Simplify right side
    4,019,900.79x = 7,985,537,984,998.40
  5. Step 5: Solve for x
    x = 7,985,537,984,998.40/4,019,900.79
  6. Step 6: Final answer
    x = 1,986,501.26

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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.