Home / 1,382,669.49-2,074,004.29-436,114.02

Finding the Fourth Proportional to 1,382,669.49, 2,074,004.29 and 436,114.02

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Solution

The fourth proportional to 1,382,669.49, 2,074,004.29 and 436,114.02 is: 654,171.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,382,669.49 : 2,074,004.29 = 436,114.02 : x
  2. Step 2: Convert to fraction form
    1,382,669.49/2,074,004.29 = 436,114.02/x
  3. Step 3: Cross multiply
    1,382,669.49x = 2,074,004.29 × 436,114.02
  4. Step 4: Simplify right side
    1,382,669.49x = 904,502,356,731.81
  5. Step 5: Solve for x
    x = 904,502,356,731.81/1,382,669.49
  6. Step 6: Final answer
    x = 654,171.05

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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.