Finding the Fourth Proportional to 1,812,630.24, 2,713,031.28 and 1,332,730.80
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Solution
The fourth proportional to 1,812,630.24, 2,713,031.28 and 1,332,730.80 is: 1,994,747.89
Step by Step Solution
- Step 1: Write the proportion equation
1,812,630.24 : 2,713,031.28 = 1,332,730.80 : x - Step 2: Convert to fraction form
1,812,630.24/2,713,031.28 = 1,332,730.80/x - Step 3: Cross multiply
1,812,630.24x = 2,713,031.28 × 1,332,730.80 - Step 4: Simplify right side
1,812,630.24x = 3,615,740,348,219.42 - Step 5: Solve for x
x = 3,615,740,348,219.42/1,812,630.24 - Step 6: Final answer
x = 1,994,747.89
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.