Finding the Fourth Proportional to 1,125,525.98, 1,688,292.96 and 272,598.20
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Solution
The fourth proportional to 1,125,525.98, 1,688,292.96 and 272,598.20 is: 408,898.26
Step by Step Solution
- Step 1: Write the proportion equation
1,125,525.98 : 1,688,292.96 = 272,598.20 : x - Step 2: Convert to fraction form
1,125,525.98/1,688,292.96 = 272,598.20/x - Step 3: Cross multiply
1,125,525.98x = 1,688,292.96 × 272,598.20 - Step 4: Simplify right side
1,125,525.98x = 460,225,618,836.06 - Step 5: Solve for x
x = 460,225,618,836.06/1,125,525.98 - Step 6: Final answer
x = 408,898.26
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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.