Finding the Fourth Proportional to 5,038,971.93, 7,558,463.82 and 1,252,454.81
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Solution
The fourth proportional to 5,038,971.93, 7,558,463.82 and 1,252,454.81 is: 1,878,683.68
Step by Step Solution
- Step 1: Write the proportion equation
5,038,971.93 : 7,558,463.82 = 1,252,454.81 : x - Step 2: Convert to fraction form
5,038,971.93/7,558,463.82 = 1,252,454.81/x - Step 3: Cross multiply
5,038,971.93x = 7,558,463.82 × 1,252,454.81 - Step 4: Simplify right side
5,038,971.93x = 9,466,634,327,429.30 - Step 5: Solve for x
x = 9,466,634,327,429.30/5,038,971.93 - Step 6: Final answer
x = 1,878,683.68
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.