Home / 3,128,849-4,317,811.62-1,698,065

Finding the Fourth Proportional to 3,128,849, 4,317,811.62 and 1,698,065

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Solution

The fourth proportional to 3,128,849, 4,317,811.62 and 1,698,065 is: 2,343,329.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,128,849 : 4,317,811.62 = 1,698,065 : x
  2. Step 2: Convert to fraction form
    3,128,849/4,317,811.62 = 1,698,065/x
  3. Step 3: Cross multiply
    3,128,849x = 4,317,811.62 × 1,698,065
  4. Step 4: Simplify right side
    3,128,849x = 7,331,924,788,515.30
  5. Step 5: Solve for x
    x = 7,331,924,788,515.30/3,128,849
  6. Step 6: Final answer
    x = 2,343,329.70

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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.