Finding the Fourth Proportional to 1,312,868, 1,958,997.32 and 1,232,619.68
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Solution
The fourth proportional to 1,312,868, 1,958,997.32 and 1,232,619.68 is: 1,839,254.71
Step by Step Solution
- Step 1: Write the proportion equation
1,312,868 : 1,958,997.32 = 1,232,619.68 : x - Step 2: Convert to fraction form
1,312,868/1,958,997.32 = 1,232,619.68/x - Step 3: Cross multiply
1,312,868x = 1,958,997.32 × 1,232,619.68 - Step 4: Simplify right side
1,312,868x = 2,414,698,649,699.26 - Step 5: Solve for x
x = 2,414,698,649,699.26/1,312,868 - Step 6: Final answer
x = 1,839,254.71
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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.