Finding the Fourth Proportional to 5,885,011.58, 8,827,545.62 and 1,786,368.09
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Solution
The fourth proportional to 5,885,011.58, 8,827,545.62 and 1,786,368.09 is: 2,679,560.72
Step by Step Solution
- Step 1: Write the proportion equation
5,885,011.58 : 8,827,545.62 = 1,786,368.09 : x - Step 2: Convert to fraction form
5,885,011.58/8,827,545.62 = 1,786,368.09/x - Step 3: Cross multiply
5,885,011.58x = 8,827,545.62 × 1,786,368.09 - Step 4: Simplify right side
5,885,011.58x = 15,769,245,841,132.32 - Step 5: Solve for x
x = 15,769,245,841,132.32/5,885,011.58 - Step 6: Final answer
x = 2,679,560.72
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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.