Finding the Fourth Proportional to 1,430,623.92, 2,145,602.90 and 532,488.62
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Solution
The fourth proportional to 1,430,623.92, 2,145,602.90 and 532,488.62 is: 798,608.99
Step by Step Solution
- Step 1: Write the proportion equation
1,430,623.92 : 2,145,602.90 = 532,488.62 : x - Step 2: Convert to fraction form
1,430,623.92/2,145,602.90 = 532,488.62/x - Step 3: Cross multiply
1,430,623.92x = 2,145,602.90 × 532,488.62 - Step 4: Simplify right side
1,430,623.92x = 1,142,509,127,289.00 - Step 5: Solve for x
x = 1,142,509,127,289.00/1,430,623.92 - Step 6: Final answer
x = 798,608.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.