Finding the Fourth Proportional to 2,877,024.41, 3,970,274.15 and 1,587,864.80
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Solution
The fourth proportional to 2,877,024.41, 3,970,274.15 and 1,587,864.80 is: 2,191,242.63
Step by Step Solution
- Step 1: Write the proportion equation
2,877,024.41 : 3,970,274.15 = 1,587,864.80 : x - Step 2: Convert to fraction form
2,877,024.41/3,970,274.15 = 1,587,864.80/x - Step 3: Cross multiply
2,877,024.41x = 3,970,274.15 × 1,587,864.80 - Step 4: Simplify right side
2,877,024.41x = 6,304,258,553,253.21 - Step 5: Solve for x
x = 6,304,258,553,253.21/2,877,024.41 - Step 6: Final answer
x = 2,191,242.63
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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.