Home / 3,364,113.87-4,642,315.74-1,913,673.60

Finding the Fourth Proportional to 3,364,113.87, 4,642,315.74 and 1,913,673.60

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Solution

The fourth proportional to 3,364,113.87, 4,642,315.74 and 1,913,673.60 is: 2,640,777.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,364,113.87 : 4,642,315.74 = 1,913,673.60 : x
  2. Step 2: Convert to fraction form
    3,364,113.87/4,642,315.74 = 1,913,673.60/x
  3. Step 3: Cross multiply
    3,364,113.87x = 4,642,315.74 × 1,913,673.60
  4. Step 4: Simplify right side
    3,364,113.87x = 8,883,877,074,502.47
  5. Step 5: Solve for x
    x = 8,883,877,074,502.47/3,364,113.87
  6. Step 6: Final answer
    x = 2,640,777.76

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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.