Finding the Fourth Proportional to 5,607,876.84, 8,412,004.26 and 1,564,463.40
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Solution
The fourth proportional to 5,607,876.84, 8,412,004.26 and 1,564,463.40 is: 2,346,747.83
Step by Step Solution
- Step 1: Write the proportion equation
5,607,876.84 : 8,412,004.26 = 1,564,463.40 : x - Step 2: Convert to fraction form
5,607,876.84/8,412,004.26 = 1,564,463.40/x - Step 3: Cross multiply
5,607,876.84x = 8,412,004.26 × 1,564,463.40 - Step 4: Simplify right side
5,607,876.84x = 13,160,272,785,414.08 - Step 5: Solve for x
x = 13,160,272,785,414.08/5,607,876.84 - Step 6: Final answer
x = 2,346,747.83
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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.