Finding the Fourth Proportional to 4,758,331.14, 7,137,774.18 and 1,346,332.32
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Solution
The fourth proportional to 4,758,331.14, 7,137,774.18 and 1,346,332.32 is: 2,019,576.99
Step by Step Solution
- Step 1: Write the proportion equation
4,758,331.14 : 7,137,774.18 = 1,346,332.32 : x - Step 2: Convert to fraction form
4,758,331.14/7,137,774.18 = 1,346,332.32/x - Step 3: Cross multiply
4,758,331.14x = 7,137,774.18 × 1,346,332.32 - Step 4: Simplify right side
4,758,331.14x = 9,609,816,071,395.50 - Step 5: Solve for x
x = 9,609,816,071,395.50/4,758,331.14 - Step 6: Final answer
x = 2,019,576.99
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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.