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Finding the Fourth Proportional to 2,457,285.12, 3,684,407.04 and 959,616

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Solution

The fourth proportional to 2,457,285.12, 3,684,407.04 and 959,616 is: 1,438,830.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,457,285.12 : 3,684,407.04 = 959,616 : x
  2. Step 2: Convert to fraction form
    2,457,285.12/3,684,407.04 = 959,616/x
  3. Step 3: Cross multiply
    2,457,285.12x = 3,684,407.04 × 959,616
  4. Step 4: Simplify right side
    2,457,285.12x = 3,535,615,946,096.64
  5. Step 5: Solve for x
    x = 3,535,615,946,096.64/2,457,285.12
  6. Step 6: Final answer
    x = 1,438,830.16

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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.