Home / 1,369,252.49-1,889,422.88-757,308.02

Finding the Fourth Proportional to 1,369,252.49, 1,889,422.88 and 757,308.02

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Solution

The fourth proportional to 1,369,252.49, 1,889,422.88 and 757,308.02 is: 1,045,004.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,369,252.49 : 1,889,422.88 = 757,308.02 : x
  2. Step 2: Convert to fraction form
    1,369,252.49/1,889,422.88 = 757,308.02/x
  3. Step 3: Cross multiply
    1,369,252.49x = 1,889,422.88 × 757,308.02
  4. Step 4: Simplify right side
    1,369,252.49x = 1,430,875,086,961.84
  5. Step 5: Solve for x
    x = 1,430,875,086,961.84/1,369,252.49
  6. Step 6: Final answer
    x = 1,045,004.56

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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.