Finding the Fourth Proportional to 1,878,618.67, 2,592,494.71 and 1,019,178.70
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Solution
The fourth proportional to 1,878,618.67, 2,592,494.71 and 1,019,178.70 is: 1,406,467.12
Step by Step Solution
- Step 1: Write the proportion equation
1,878,618.67 : 2,592,494.71 = 1,019,178.70 : x - Step 2: Convert to fraction form
1,878,618.67/2,592,494.71 = 1,019,178.70/x - Step 3: Cross multiply
1,878,618.67x = 2,592,494.71 × 1,019,178.70 - Step 4: Simplify right side
1,878,618.67x = 2,642,215,393,848.28 - Step 5: Solve for x
x = 2,642,215,393,848.28/1,878,618.67 - Step 6: Final answer
x = 1,406,467.12
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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.