Finding the Fourth Proportional to 4,602,340.25, 6,902,403.12 and 1,407,494.10
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Solution
The fourth proportional to 4,602,340.25, 6,902,403.12 and 1,407,494.10 is: 2,110,902.53
Step by Step Solution
- Step 1: Write the proportion equation
4,602,340.25 : 6,902,403.12 = 1,407,494.10 : x - Step 2: Convert to fraction form
4,602,340.25/6,902,403.12 = 1,407,494.10/x - Step 3: Cross multiply
4,602,340.25x = 6,902,403.12 × 1,407,494.10 - Step 4: Simplify right side
4,602,340.25x = 9,715,091,667,221.59 - Step 5: Solve for x
x = 9,715,091,667,221.59/4,602,340.25 - Step 6: Final answer
x = 2,110,902.53
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1.5x scale
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.