Home / 3,217,563.60-4,829,455.80-1,621,928.40

Finding the Fourth Proportional to 3,217,563.60, 4,829,455.80 and 1,621,928.40

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Solution

The fourth proportional to 3,217,563.60, 4,829,455.80 and 1,621,928.40 is: 2,434,460.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,217,563.60 : 4,829,455.80 = 1,621,928.40 : x
  2. Step 2: Convert to fraction form
    3,217,563.60/4,829,455.80 = 1,621,928.40/x
  3. Step 3: Cross multiply
    3,217,563.60x = 4,829,455.80 × 1,621,928.40
  4. Step 4: Simplify right side
    3,217,563.60x = 7,833,031,518,564.72
  5. Step 5: Solve for x
    x = 7,833,031,518,564.72/3,217,563.60
  6. Step 6: Final answer
    x = 2,434,460.51

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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.