Finding the Fourth Proportional to 2,709,855.96, 3,739,331.73 and 1,564,305.36
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Solution
The fourth proportional to 2,709,855.96, 3,739,331.73 and 1,564,305.36 is: 2,158,585.83
Step by Step Solution
- Step 1: Write the proportion equation
2,709,855.96 : 3,739,331.73 = 1,564,305.36 : x - Step 2: Convert to fraction form
2,709,855.96/3,739,331.73 = 1,564,305.36/x - Step 3: Cross multiply
2,709,855.96x = 3,739,331.73 × 1,564,305.36 - Step 4: Simplify right side
2,709,855.96x = 5,849,456,668,057.07 - Step 5: Solve for x
x = 5,849,456,668,057.07/2,709,855.96 - Step 6: Final answer
x = 2,158,585.83
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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.