Finding the Fourth Proportional to 1,667,134.26, 2,300,647.62 and 903,187.82
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Solution
The fourth proportional to 1,667,134.26, 2,300,647.62 and 903,187.82 is: 1,246,400.45
Step by Step Solution
- Step 1: Write the proportion equation
1,667,134.26 : 2,300,647.62 = 903,187.82 : x - Step 2: Convert to fraction form
1,667,134.26/2,300,647.62 = 903,187.82/x - Step 3: Cross multiply
1,667,134.26x = 2,300,647.62 × 903,187.82 - Step 4: Simplify right side
1,667,134.26x = 2,077,916,896,992.75 - Step 5: Solve for x
x = 2,077,916,896,992.75/1,667,134.26 - Step 6: Final answer
x = 1,246,400.45
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.