Finding the Fourth Proportional to 4,308,231.36, 6,462,347.10 and 1,316,389.44
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Solution
The fourth proportional to 4,308,231.36, 6,462,347.10 and 1,316,389.44 is: 1,974,584.17
Step by Step Solution
- Step 1: Write the proportion equation
4,308,231.36 : 6,462,347.10 = 1,316,389.44 : x - Step 2: Convert to fraction form
4,308,231.36/6,462,347.10 = 1,316,389.44/x - Step 3: Cross multiply
4,308,231.36x = 6,462,347.10 × 1,316,389.44 - Step 4: Simplify right side
4,308,231.36x = 8,506,965,447,742.89 - Step 5: Solve for x
x = 8,506,965,447,742.89/4,308,231.36 - Step 6: Final answer
x = 1,974,584.17
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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.