Home / 2,913,585.66-4,019,319.36-1,946,953.80

Finding the Fourth Proportional to 2,913,585.66, 4,019,319.36 and 1,946,953.80

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Solution

The fourth proportional to 2,913,585.66, 4,019,319.36 and 1,946,953.80 is: 2,685,841.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,913,585.66 : 4,019,319.36 = 1,946,953.80 : x
  2. Step 2: Convert to fraction form
    2,913,585.66/4,019,319.36 = 1,946,953.80/x
  3. Step 3: Cross multiply
    2,913,585.66x = 4,019,319.36 × 1,946,953.80
  4. Step 4: Simplify right side
    2,913,585.66x = 7,825,429,101,365.57
  5. Step 5: Solve for x
    x = 7,825,429,101,365.57/2,913,585.66
  6. Step 6: Final answer
    x = 2,685,841.44

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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.