Finding the Fourth Proportional to 4,615,730.40, 6,924,875.40 and 1,921,324.80
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Solution
The fourth proportional to 4,615,730.40, 6,924,875.40 and 1,921,324.80 is: 2,882,519.92
Step by Step Solution
- Step 1: Write the proportion equation
4,615,730.40 : 6,924,875.40 = 1,921,324.80 : x - Step 2: Convert to fraction form
4,615,730.40/6,924,875.40 = 1,921,324.80/x - Step 3: Cross multiply
4,615,730.40x = 6,924,875.40 × 1,921,324.80 - Step 4: Simplify right side
4,615,730.40x = 13,304,934,842,929.92 - Step 5: Solve for x
x = 13,304,934,842,929.92/4,615,730.40 - Step 6: Final answer
x = 2,882,519.92
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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.