Finding the Fourth Proportional to 7,852,948.68, 11,779,080.30 and 2,461,476
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Solution
The fourth proportional to 7,852,948.68, 11,779,080.30 and 2,461,476 is: 3,692,106.58
Step by Step Solution
- Step 1: Write the proportion equation
7,852,948.68 : 11,779,080.30 = 2,461,476 : x - Step 2: Convert to fraction form
7,852,948.68/11,779,080.30 = 2,461,476/x - Step 3: Cross multiply
7,852,948.68x = 11,779,080.30 × 2,461,476 - Step 4: Simplify right side
7,852,948.68x = 28,993,923,460,522.80 - Step 5: Solve for x
x = 28,993,923,460,522.80/7,852,948.68 - Step 6: Final answer
x = 3,692,106.58
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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.