Home / 2,913,586.66-4,019,320.74-1,946,954.80

Finding the Fourth Proportional to 2,913,586.66, 4,019,320.74 and 1,946,954.80

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Solution

The fourth proportional to 2,913,586.66, 4,019,320.74 and 1,946,954.80 is: 2,685,842.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,913,586.66 : 4,019,320.74 = 1,946,954.80 : x
  2. Step 2: Convert to fraction form
    2,913,586.66/4,019,320.74 = 1,946,954.80/x
  3. Step 3: Cross multiply
    2,913,586.66x = 4,019,320.74 × 1,946,954.80
  4. Step 4: Simplify right side
    2,913,586.66x = 7,825,435,807,482.55
  5. Step 5: Solve for x
    x = 7,825,435,807,482.55/2,913,586.66
  6. Step 6: Final answer
    x = 2,685,842.82

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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.