Finding the Fourth Proportional to 1,098,686.63, 1,516,282.94 and 615,242.99
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Solution
The fourth proportional to 1,098,686.63, 1,516,282.94 and 615,242.99 is: 849,088.74
Step by Step Solution
- Step 1: Write the proportion equation
1,098,686.63 : 1,516,282.94 = 615,242.99 : x - Step 2: Convert to fraction form
1,098,686.63/1,516,282.94 = 615,242.99/x - Step 3: Cross multiply
1,098,686.63x = 1,516,282.94 × 615,242.99 - Step 4: Simplify right side
1,098,686.63x = 932,882,449,691.59 - Step 5: Solve for x
x = 932,882,449,691.59/1,098,686.63 - Step 6: Final answer
x = 849,088.74
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.