Home / 3,494,533.08-4,822,445.72-1,966,640.20

Finding the Fourth Proportional to 3,494,533.08, 4,822,445.72 and 1,966,640.20

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Solution

The fourth proportional to 3,494,533.08, 4,822,445.72 and 1,966,640.20 is: 2,713,957.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,494,533.08 : 4,822,445.72 = 1,966,640.20 : x
  2. Step 2: Convert to fraction form
    3,494,533.08/4,822,445.72 = 1,966,640.20/x
  3. Step 3: Cross multiply
    3,494,533.08x = 4,822,445.72 × 1,966,640.20
  4. Step 4: Simplify right side
    3,494,533.08x = 9,484,015,615,269.94
  5. Step 5: Solve for x
    x = 9,484,015,615,269.94/3,494,533.08
  6. Step 6: Final answer
    x = 2,713,957.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.