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Finding the Fourth Proportional to 1,784,751.48, 2,462,957.01 and 968,955.12

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Solution

The fourth proportional to 1,784,751.48, 2,462,957.01 and 968,955.12 is: 1,337,158.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,784,751.48 : 2,462,957.01 = 968,955.12 : x
  2. Step 2: Convert to fraction form
    1,784,751.48/2,462,957.01 = 968,955.12/x
  3. Step 3: Cross multiply
    1,784,751.48x = 2,462,957.01 × 968,955.12
  4. Step 4: Simplify right side
    1,784,751.48x = 2,386,494,805,179.39
  5. Step 5: Solve for x
    x = 2,386,494,805,179.39/1,784,751.48
  6. Step 6: Final answer
    x = 1,337,158.05

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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.