Home / 1,505,477.57-2,077,561.23-817,149.96

Finding the Fourth Proportional to 1,505,477.57, 2,077,561.23 and 817,149.96

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Solution

The fourth proportional to 1,505,477.57, 2,077,561.23 and 817,149.96 is: 1,127,668.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,505,477.57 : 2,077,561.23 = 817,149.96 : x
  2. Step 2: Convert to fraction form
    1,505,477.57/2,077,561.23 = 817,149.96/x
  3. Step 3: Cross multiply
    1,505,477.57x = 2,077,561.23 × 817,149.96
  4. Step 4: Simplify right side
    1,505,477.57x = 1,697,679,075,992.05
  5. Step 5: Solve for x
    x = 1,697,679,075,992.05/1,505,477.57
  6. Step 6: Final answer
    x = 1,127,668.13

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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.