Home / 1,483,537.80-2,047,367.97-830,158.12

Finding the Fourth Proportional to 1,483,537.80, 2,047,367.97 and 830,158.12

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Solution

The fourth proportional to 1,483,537.80, 2,047,367.97 and 830,158.12 is: 1,145,666.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,483,537.80 : 2,047,367.97 = 830,158.12 : x
  2. Step 2: Convert to fraction form
    1,483,537.80/2,047,367.97 = 830,158.12/x
  3. Step 3: Cross multiply
    1,483,537.80x = 2,047,367.97 × 830,158.12
  4. Step 4: Simplify right side
    1,483,537.80x = 1,699,639,139,805.00
  5. Step 5: Solve for x
    x = 1,699,639,139,805.00/1,483,537.80
  6. Step 6: Final answer
    x = 1,145,666.22

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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.