Finding the Fourth Proportional to 4,791,030.68, 6,611,722.62 and 2,615,665.52
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Solution
The fourth proportional to 4,791,030.68, 6,611,722.62 and 2,615,665.52 is: 3,609,673.17
Step by Step Solution
- Step 1: Write the proportion equation
4,791,030.68 : 6,611,722.62 = 2,615,665.52 : x - Step 2: Convert to fraction form
4,791,030.68/6,611,722.62 = 2,615,665.52/x - Step 3: Cross multiply
4,791,030.68x = 6,611,722.62 × 2,615,665.52 - Step 4: Simplify right side
4,791,030.68x = 17,294,054,884,938.06 - Step 5: Solve for x
x = 17,294,054,884,938.06/4,791,030.68 - Step 6: Final answer
x = 3,609,673.17
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.