Home / 4,696,289.78-7,039,518.53-1,965,401.93

Finding the Fourth Proportional to 4,696,289.78, 7,039,518.53 and 1,965,401.93

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Solution

The fourth proportional to 4,696,289.78, 7,039,518.53 and 1,965,401.93 is: 2,946,045.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,696,289.78 : 7,039,518.53 = 1,965,401.93 : x
  2. Step 2: Convert to fraction form
    4,696,289.78/7,039,518.53 = 1,965,401.93/x
  3. Step 3: Cross multiply
    4,696,289.78x = 7,039,518.53 × 1,965,401.93
  4. Step 4: Simplify right side
    4,696,289.78x = 13,835,483,305,132.76
  5. Step 5: Solve for x
    x = 13,835,483,305,132.76/4,696,289.78
  6. Step 6: Final answer
    x = 2,946,045.49

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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.