Home / 4,808,615-6,635,888.76-2,771,555.72

Finding the Fourth Proportional to 4,808,615, 6,635,888.76 and 2,771,555.72

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Solution

The fourth proportional to 4,808,615, 6,635,888.76 and 2,771,555.72 is: 3,824,746.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,808,615 : 6,635,888.76 = 2,771,555.72 : x
  2. Step 2: Convert to fraction form
    4,808,615/6,635,888.76 = 2,771,555.72/x
  3. Step 3: Cross multiply
    4,808,615x = 6,635,888.76 × 2,771,555.72
  4. Step 4: Simplify right side
    4,808,615x = 18,391,735,450,061.71
  5. Step 5: Solve for x
    x = 18,391,735,450,061.71/4,808,615
  6. Step 6: Final answer
    x = 3,824,746.93

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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.