Home / 4,921,969.20-7,382,953.80-3,022,551.60

Finding the Fourth Proportional to 4,921,969.20, 7,382,953.80 and 3,022,551.60

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Solution

The fourth proportional to 4,921,969.20, 7,382,953.80 and 3,022,551.60 is: 4,533,827.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,921,969.20 : 7,382,953.80 = 3,022,551.60 : x
  2. Step 2: Convert to fraction form
    4,921,969.20/7,382,953.80 = 3,022,551.60/x
  3. Step 3: Cross multiply
    4,921,969.20x = 7,382,953.80 × 3,022,551.60
  4. Step 4: Simplify right side
    4,921,969.20x = 22,315,358,820,916.08
  5. Step 5: Solve for x
    x = 22,315,358,820,916.08/4,921,969.20
  6. Step 6: Final answer
    x = 4,533,827.40

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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.