Finding the Fourth Proportional to 5,129,124.33, 7,693,684.95 and 1,933,503.17
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Solution
The fourth proportional to 5,129,124.33, 7,693,684.95 and 1,933,503.17 is: 2,900,254.17
Step by Step Solution
- Step 1: Write the proportion equation
5,129,124.33 : 7,693,684.95 = 1,933,503.17 : x - Step 2: Convert to fraction form
5,129,124.33/7,693,684.95 = 1,933,503.17/x - Step 3: Cross multiply
5,129,124.33x = 7,693,684.95 × 1,933,503.17 - Step 4: Simplify right side
5,129,124.33x = 14,875,764,201,337.87 - Step 5: Solve for x
x = 14,875,764,201,337.87/5,129,124.33 - Step 6: Final answer
x = 2,900,254.17
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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.