Finding the Fourth Proportional to 1,478,549.84, 2,218,068.09 and 453,854.39
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Solution
The fourth proportional to 1,478,549.84, 2,218,068.09 and 453,854.39 is: 680,856.27
Step by Step Solution
- Step 1: Write the proportion equation
1,478,549.84 : 2,218,068.09 = 453,854.39 : x - Step 2: Convert to fraction form
1,478,549.84/2,218,068.09 = 453,854.39/x - Step 3: Cross multiply
1,478,549.84x = 2,218,068.09 × 453,854.39 - Step 4: Simplify right side
1,478,549.84x = 1,006,679,928,875.07 - Step 5: Solve for x
x = 1,006,679,928,875.07/1,478,549.84 - Step 6: Final answer
x = 680,856.27
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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.