Home / 1,083,344.32-1,495,012.75-624,455.85

Finding the Fourth Proportional to 1,083,344.32, 1,495,012.75 and 624,455.85

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Solution

The fourth proportional to 1,083,344.32, 1,495,012.75 and 624,455.85 is: 861,747.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,083,344.32 : 1,495,012.75 = 624,455.85 : x
  2. Step 2: Convert to fraction form
    1,083,344.32/1,495,012.75 = 624,455.85/x
  3. Step 3: Cross multiply
    1,083,344.32x = 1,495,012.75 × 624,455.85
  4. Step 4: Simplify right side
    1,083,344.32x = 933,569,457,562.09
  5. Step 5: Solve for x
    x = 933,569,457,562.09/1,083,344.32
  6. Step 6: Final answer
    x = 861,747.68

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1.5x scale

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.