Home / 3,124,220.55-4,685,412.29-1,327,089.75

Finding the Fourth Proportional to 3,124,220.55, 4,685,412.29 and 1,327,089.75

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Solution

The fourth proportional to 3,124,220.55, 4,685,412.29 and 1,327,089.75 is: 1,990,244.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,124,220.55 : 4,685,412.29 = 1,327,089.75 : x
  2. Step 2: Convert to fraction form
    3,124,220.55/4,685,412.29 = 1,327,089.75/x
  3. Step 3: Cross multiply
    3,124,220.55x = 4,685,412.29 × 1,327,089.75
  4. Step 4: Simplify right side
    3,124,220.55x = 6,217,962,617,947.58
  5. Step 5: Solve for x
    x = 6,217,962,617,947.58/3,124,220.55
  6. Step 6: Final answer
    x = 1,990,244.45

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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.