Home / 1,263,407.38-1,894,903.48-453,624.16

Finding the Fourth Proportional to 1,263,407.38, 1,894,903.48 and 453,624.16

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Solution

The fourth proportional to 1,263,407.38, 1,894,903.48 and 453,624.16 is: 680,361.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,407.38 : 1,894,903.48 = 453,624.16 : x
  2. Step 2: Convert to fraction form
    1,263,407.38/1,894,903.48 = 453,624.16/x
  3. Step 3: Cross multiply
    1,263,407.38x = 1,894,903.48 × 453,624.16
  4. Step 4: Simplify right side
    1,263,407.38x = 859,574,002,081.43
  5. Step 5: Solve for x
    x = 859,574,002,081.43/1,263,407.38
  6. Step 6: Final answer
    x = 680,361.70

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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.