Finding the Fourth Proportional to 1,386,654.84, 2,079,982.30 and 375,776.79
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Solution
The fourth proportional to 1,386,654.84, 2,079,982.30 and 375,776.79 is: 563,665.20
Step by Step Solution
- Step 1: Write the proportion equation
1,386,654.84 : 2,079,982.30 = 375,776.79 : x - Step 2: Convert to fraction form
1,386,654.84/2,079,982.30 = 375,776.79/x - Step 3: Cross multiply
1,386,654.84x = 2,079,982.30 × 375,776.79 - Step 4: Simplify right side
1,386,654.84x = 781,609,072,420.54 - Step 5: Solve for x
x = 781,609,072,420.54/1,386,654.84 - Step 6: Final answer
x = 563,665.20
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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.