Home / 1,256,516.62-1,884,152.23-446,779.57

Finding the Fourth Proportional to 1,256,516.62, 1,884,152.23 and 446,779.57

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Solution

The fourth proportional to 1,256,516.62, 1,884,152.23 and 446,779.57 is: 669,947.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,516.62 : 1,884,152.23 = 446,779.57 : x
  2. Step 2: Convert to fraction form
    1,256,516.62/1,884,152.23 = 446,779.57/x
  3. Step 3: Cross multiply
    1,256,516.62x = 1,884,152.23 × 446,779.57
  4. Step 4: Simplify right side
    1,256,516.62x = 841,800,723,133.94
  5. Step 5: Solve for x
    x = 841,800,723,133.94/1,256,516.62
  6. Step 6: Final answer
    x = 669,947.94

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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.