Home / 1,782,847.40-2,674,276.86-453,151.40

Finding the Fourth Proportional to 1,782,847.40, 2,674,276.86 and 453,151.40

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Solution

The fourth proportional to 1,782,847.40, 2,674,276.86 and 453,151.40 is: 679,728.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,782,847.40 : 2,674,276.86 = 453,151.40 : x
  2. Step 2: Convert to fraction form
    1,782,847.40/2,674,276.86 = 453,151.40/x
  3. Step 3: Cross multiply
    1,782,847.40x = 2,674,276.86 × 453,151.40
  4. Step 4: Simplify right side
    1,782,847.40x = 1,211,852,303,096.60
  5. Step 5: Solve for x
    x = 1,211,852,303,096.60/1,782,847.40
  6. Step 6: Final answer
    x = 679,728.56

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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.