Finding the Fourth Proportional to 4,791,030.18, 6,611,721.93 and 2,615,665.02
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Solution
The fourth proportional to 4,791,030.18, 6,611,721.93 and 2,615,665.02 is: 3,609,672.48
Step by Step Solution
- Step 1: Write the proportion equation
4,791,030.18 : 6,611,721.93 = 2,615,665.02 : x - Step 2: Convert to fraction form
4,791,030.18/6,611,721.93 = 2,615,665.02/x - Step 3: Cross multiply
4,791,030.18x = 6,611,721.93 × 2,615,665.02 - Step 4: Simplify right side
4,791,030.18x = 17,294,049,774,267.89 - Step 5: Solve for x
x = 17,294,049,774,267.89/4,791,030.18 - Step 6: Final answer
x = 3,609,672.48
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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.