Finding the Fourth Proportional to 2,655,339.68, 3,663,819.12 and 1,552,558.88
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Solution
The fourth proportional to 2,655,339.68, 3,663,819.12 and 1,552,558.88 is: 2,142,209.88
Step by Step Solution
- Step 1: Write the proportion equation
2,655,339.68 : 3,663,819.12 = 1,552,558.88 : x - Step 2: Convert to fraction form
2,655,339.68/3,663,819.12 = 1,552,558.88/x - Step 3: Cross multiply
2,655,339.68x = 3,663,819.12 × 1,552,558.88 - Step 4: Simplify right side
2,655,339.68x = 5,688,294,909,469.79 - Step 5: Solve for x
x = 5,688,294,909,469.79/2,655,339.68 - Step 6: Final answer
x = 2,142,209.88
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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.