Home / 3,089,821.80-4,636,013.04-1,668,207

Finding the Fourth Proportional to 3,089,821.80, 4,636,013.04 and 1,668,207

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Solution

The fourth proportional to 3,089,821.80, 4,636,013.04 and 1,668,207 is: 2,503,001.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,089,821.80 : 4,636,013.04 = 1,668,207 : x
  2. Step 2: Convert to fraction form
    3,089,821.80/4,636,013.04 = 1,668,207/x
  3. Step 3: Cross multiply
    3,089,821.80x = 4,636,013.04 × 1,668,207
  4. Step 4: Simplify right side
    3,089,821.80x = 7,733,829,405,419.28
  5. Step 5: Solve for x
    x = 7,733,829,405,419.28/3,089,821.80
  6. Step 6: Final answer
    x = 2,503,001.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.