Finding the Fourth Proportional to 2,730,253.92, 3,767,580.99 and 1,506,569.10
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Solution
The fourth proportional to 2,730,253.92, 3,767,580.99 and 1,506,569.10 is: 2,078,971.87
Step by Step Solution
- Step 1: Write the proportion equation
2,730,253.92 : 3,767,580.99 = 1,506,569.10 : x - Step 2: Convert to fraction form
2,730,253.92/3,767,580.99 = 1,506,569.10/x - Step 3: Cross multiply
2,730,253.92x = 3,767,580.99 × 1,506,569.10 - Step 4: Simplify right side
2,730,253.92x = 5,676,121,101,281.41 - Step 5: Solve for x
x = 5,676,121,101,281.41/2,730,253.92 - Step 6: Final answer
x = 2,078,971.87
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.