Finding the Fourth Proportional to 5,569,031.84, 8,354,593.20 and 1,781,497.76
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Solution
The fourth proportional to 5,569,031.84, 8,354,593.20 and 1,781,497.76 is: 2,672,581.07
Step by Step Solution
- Step 1: Write the proportion equation
5,569,031.84 : 8,354,593.20 = 1,781,497.76 : x - Step 2: Convert to fraction form
5,569,031.84/8,354,593.20 = 1,781,497.76/x - Step 3: Cross multiply
5,569,031.84x = 8,354,593.20 × 1,781,497.76 - Step 4: Simplify right side
5,569,031.84x = 14,883,689,071,511.23 - Step 5: Solve for x
x = 14,883,689,071,511.23/5,569,031.84 - Step 6: Final answer
x = 2,672,581.07
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.