Home / 5,234,585.72-7,851,866.64-1,640,626.52

Finding the Fourth Proportional to 5,234,585.72, 7,851,866.64 and 1,640,626.52

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Solution

The fourth proportional to 5,234,585.72, 7,851,866.64 and 1,640,626.52 is: 2,460,936.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,234,585.72 : 7,851,866.64 = 1,640,626.52 : x
  2. Step 2: Convert to fraction form
    5,234,585.72/7,851,866.64 = 1,640,626.52/x
  3. Step 3: Cross multiply
    5,234,585.72x = 7,851,866.64 × 1,640,626.52
  4. Step 4: Simplify right side
    5,234,585.72x = 12,881,980,641,087.29
  5. Step 5: Solve for x
    x = 12,881,980,641,087.29/5,234,585.72
  6. Step 6: Final answer
    x = 2,460,936.04

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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.