Finding the Fourth Proportional to 2,685,239, 3,705,710.02 and 1,653,342.09
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Solution
The fourth proportional to 2,685,239, 3,705,710.02 and 1,653,342.09 is: 2,281,661.46
Step by Step Solution
- Step 1: Write the proportion equation
2,685,239 : 3,705,710.02 = 1,653,342.09 : x - Step 2: Convert to fraction form
2,685,239/3,705,710.02 = 1,653,342.09/x - Step 3: Cross multiply
2,685,239x = 3,705,710.02 × 1,653,342.09 - Step 4: Simplify right side
2,685,239x = 6,126,806,349,400.74 - Step 5: Solve for x
x = 6,126,806,349,400.74/2,685,239 - Step 6: Final answer
x = 2,281,661.46
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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.