Home / 3,113,071.65-4,295,853.83-1,806,222.48

Finding the Fourth Proportional to 3,113,071.65, 4,295,853.83 and 1,806,222.48

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Solution

The fourth proportional to 3,113,071.65, 4,295,853.83 and 1,806,222.48 is: 2,492,479.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,113,071.65 : 4,295,853.83 = 1,806,222.48 : x
  2. Step 2: Convert to fraction form
    3,113,071.65/4,295,853.83 = 1,806,222.48/x
  3. Step 3: Cross multiply
    3,113,071.65x = 4,295,853.83 × 1,806,222.48
  4. Step 4: Simplify right side
    3,113,071.65x = 7,759,267,746,946.20
  5. Step 5: Solve for x
    x = 7,759,267,746,946.20/3,113,071.65
  6. Step 6: Final answer
    x = 2,492,479.65

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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.