Home / 1,124,165.20-1,685,664.60-413,827.60

Finding the Fourth Proportional to 1,124,165.20, 1,685,664.60 and 413,827.60

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Solution

The fourth proportional to 1,124,165.20, 1,685,664.60 and 413,827.60 is: 620,526.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,165.20 : 1,685,664.60 = 413,827.60 : x
  2. Step 2: Convert to fraction form
    1,124,165.20/1,685,664.60 = 413,827.60/x
  3. Step 3: Cross multiply
    1,124,165.20x = 1,685,664.60 × 413,827.60
  4. Step 4: Simplify right side
    1,124,165.20x = 697,574,535,822.96
  5. Step 5: Solve for x
    x = 697,574,535,822.96/1,124,165.20
  6. Step 6: Final answer
    x = 620,526.71

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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.