Finding the Fourth Proportional to 1,936,950.86, 2,671,134.62 and 1,282,538.49
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Solution
The fourth proportional to 1,936,950.86, 2,671,134.62 and 1,282,538.49 is: 1,768,673.14
Step by Step Solution
- Step 1: Write the proportion equation
1,936,950.86 : 2,671,134.62 = 1,282,538.49 : x - Step 2: Convert to fraction form
1,936,950.86/2,671,134.62 = 1,282,538.49/x - Step 3: Cross multiply
1,936,950.86x = 2,671,134.62 × 1,282,538.49 - Step 4: Simplify right side
1,936,950.86x = 3,425,832,955,708.83 - Step 5: Solve for x
x = 3,425,832,955,708.83/1,936,950.86 - Step 6: Final answer
x = 1,768,673.14
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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.