Finding the Fourth Proportional to 1,623,364.94, 2,435,154.34 and 425,316.62
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Solution
The fourth proportional to 1,623,364.94, 2,435,154.34 and 425,316.62 is: 638,002.95
Step by Step Solution
- Step 1: Write the proportion equation
1,623,364.94 : 2,435,154.34 = 425,316.62 : x - Step 2: Convert to fraction form
1,623,364.94/2,435,154.34 = 425,316.62/x - Step 3: Cross multiply
1,623,364.94x = 2,435,154.34 × 425,316.62 - Step 4: Simplify right side
1,623,364.94x = 1,035,711,613,067.13 - Step 5: Solve for x
x = 1,035,711,613,067.13/1,623,364.94 - Step 6: Final answer
x = 638,002.95
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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.