Home / 2,175,898.65-3,002,685.59-1,209,031.41

Finding the Fourth Proportional to 2,175,898.65, 3,002,685.59 and 1,209,031.41

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Solution

The fourth proportional to 2,175,898.65, 3,002,685.59 and 1,209,031.41 is: 1,668,433.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,175,898.65 : 3,002,685.59 = 1,209,031.41 : x
  2. Step 2: Convert to fraction form
    2,175,898.65/3,002,685.59 = 1,209,031.41/x
  3. Step 3: Cross multiply
    2,175,898.65x = 3,002,685.59 × 1,209,031.41
  4. Step 4: Simplify right side
    2,175,898.65x = 3,630,341,186,619.22
  5. Step 5: Solve for x
    x = 3,630,341,186,619.22/2,175,898.65
  6. Step 6: Final answer
    x = 1,668,433.03

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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.