Finding the Fourth Proportional to 1,413,781.67, 2,105,698.80 and 1,406,892.62
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Solution
The fourth proportional to 1,413,781.67, 2,105,698.80 and 1,406,892.62 is: 2,095,438.19
Step by Step Solution
- Step 1: Write the proportion equation
1,413,781.67 : 2,105,698.80 = 1,406,892.62 : x - Step 2: Convert to fraction form
1,413,781.67/2,105,698.80 = 1,406,892.62/x - Step 3: Cross multiply
1,413,781.67x = 2,105,698.80 × 1,406,892.62 - Step 4: Simplify right side
1,413,781.67x = 2,962,492,091,134.36 - Step 5: Solve for x
x = 2,962,492,091,134.36/1,413,781.67 - Step 6: Final answer
x = 2,095,438.19
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.