Home / 1,382,646.24-2,073,969.36-436,090.77

Finding the Fourth Proportional to 1,382,646.24, 2,073,969.36 and 436,090.77

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Solution

The fourth proportional to 1,382,646.24, 2,073,969.36 and 436,090.77 is: 654,136.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,382,646.24 : 2,073,969.36 = 436,090.77 : x
  2. Step 2: Convert to fraction form
    1,382,646.24/2,073,969.36 = 436,090.77/x
  3. Step 3: Cross multiply
    1,382,646.24x = 2,073,969.36 × 436,090.77
  4. Step 4: Simplify right side
    1,382,646.24x = 904,438,895,158.81
  5. Step 5: Solve for x
    x = 904,438,895,158.81/1,382,646.24
  6. Step 6: Final answer
    x = 654,136.16

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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.