Finding the Fourth Proportional to 1,878,838, 2,592,720.84 and 1,019,365.36
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Solution
The fourth proportional to 1,878,838, 2,592,720.84 and 1,019,365.36 is: 1,406,683.18
Step by Step Solution
- Step 1: Write the proportion equation
1,878,838 : 2,592,720.84 = 1,019,365.36 : x - Step 2: Convert to fraction form
1,878,838/2,592,720.84 = 1,019,365.36/x - Step 3: Cross multiply
1,878,838x = 2,592,720.84 × 1,019,365.36 - Step 4: Simplify right side
1,878,838x = 2,642,929,812,446.10 - Step 5: Solve for x
x = 2,642,929,812,446.10/1,878,838 - Step 6: Final answer
x = 1,406,683.18
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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.