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Finding the Fourth Proportional to 2,624,607.04, 3,621,957.76 and 1,417,383.04

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Solution

The fourth proportional to 2,624,607.04, 3,621,957.76 and 1,417,383.04 is: 1,955,988.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,624,607.04 : 3,621,957.76 = 1,417,383.04 : x
  2. Step 2: Convert to fraction form
    2,624,607.04/3,621,957.76 = 1,417,383.04/x
  3. Step 3: Cross multiply
    2,624,607.04x = 3,621,957.76 × 1,417,383.04
  4. Step 4: Simplify right side
    2,624,607.04x = 5,133,701,500,620.39
  5. Step 5: Solve for x
    x = 5,133,701,500,620.39/2,624,607.04
  6. Step 6: Final answer
    x = 1,955,988.62

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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.