Home / 4,991,622.47-6,888,439.69-2,699,783.16

Finding the Fourth Proportional to 4,991,622.47, 6,888,439.69 and 2,699,783.16

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Solution

The fourth proportional to 4,991,622.47, 6,888,439.69 and 2,699,783.16 is: 3,725,701.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,991,622.47 : 6,888,439.69 = 2,699,783.16 : x
  2. Step 2: Convert to fraction form
    4,991,622.47/6,888,439.69 = 2,699,783.16/x
  3. Step 3: Cross multiply
    4,991,622.47x = 6,888,439.69 × 2,699,783.16
  4. Step 4: Simplify right side
    4,991,622.47x = 18,597,293,448,750.46
  5. Step 5: Solve for x
    x = 18,597,293,448,750.46/4,991,622.47
  6. Step 6: Final answer
    x = 3,725,701.13

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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.