Finding the Fourth Proportional to 3,098,963.84, 4,648,713.44 and 855,101.76
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Solution
The fourth proportional to 3,098,963.84, 4,648,713.44 and 855,101.76 is: 1,282,726.50
Step by Step Solution
- Step 1: Write the proportion equation
3,098,963.84 : 4,648,713.44 = 855,101.76 : x - Step 2: Convert to fraction form
3,098,963.84/4,648,713.44 = 855,101.76/x - Step 3: Cross multiply
3,098,963.84x = 4,648,713.44 × 855,101.76 - Step 4: Simplify right side
3,098,963.84x = 3,975,123,044,279.66 - Step 5: Solve for x
x = 3,975,123,044,279.66/3,098,963.84 - Step 6: Final answer
x = 1,282,726.50
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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.