Finding the Fourth Proportional to 1,480,988.42, 2,219,803.19 and 680,615.99
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Solution
The fourth proportional to 1,480,988.42, 2,219,803.19 and 680,615.99 is: 1,020,152.17
Step by Step Solution
- Step 1: Write the proportion equation
1,480,988.42 : 2,219,803.19 = 680,615.99 : x - Step 2: Convert to fraction form
1,480,988.42/2,219,803.19 = 680,615.99/x - Step 3: Cross multiply
1,480,988.42x = 2,219,803.19 × 680,615.99 - Step 4: Simplify right side
1,480,988.42x = 1,510,833,545,767.01 - Step 5: Solve for x
x = 1,510,833,545,767.01/1,480,988.42 - Step 6: Final answer
x = 1,020,152.17
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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.