Home / 1,369,968.30-2,054,952.45-423,629.10

Finding the Fourth Proportional to 1,369,968.30, 2,054,952.45 and 423,629.10

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Solution

The fourth proportional to 1,369,968.30, 2,054,952.45 and 423,629.10 is: 635,443.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,369,968.30 : 2,054,952.45 = 423,629.10 : x
  2. Step 2: Convert to fraction form
    1,369,968.30/2,054,952.45 = 423,629.10/x
  3. Step 3: Cross multiply
    1,369,968.30x = 2,054,952.45 × 423,629.10
  4. Step 4: Simplify right side
    1,369,968.30x = 870,537,656,936.30
  5. Step 5: Solve for x
    x = 870,537,656,936.30/1,369,968.30
  6. Step 6: Final answer
    x = 635,443.65

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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.