Finding the Fourth Proportional to 4,875,305.40, 7,312,958.10 and 3,670,705.80
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Solution
The fourth proportional to 4,875,305.40, 7,312,958.10 and 3,670,705.80 is: 5,506,058.70
Step by Step Solution
- Step 1: Write the proportion equation
4,875,305.40 : 7,312,958.10 = 3,670,705.80 : x - Step 2: Convert to fraction form
4,875,305.40/7,312,958.10 = 3,670,705.80/x - Step 3: Cross multiply
4,875,305.40x = 7,312,958.10 × 3,670,705.80 - Step 4: Simplify right side
4,875,305.40x = 26,843,717,712,826.98 - Step 5: Solve for x
x = 26,843,717,712,826.98/4,875,305.40 - Step 6: Final answer
x = 5,506,058.70
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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.