Finding the Fourth Proportional to 1,125,089.19, 1,552,563.50 and 615,693.15
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Solution
The fourth proportional to 1,125,089.19, 1,552,563.50 and 615,693.15 is: 849,623.94
Step by Step Solution
- Step 1: Write the proportion equation
1,125,089.19 : 1,552,563.50 = 615,693.15 : x - Step 2: Convert to fraction form
1,125,089.19/1,552,563.50 = 615,693.15/x - Step 3: Cross multiply
1,125,089.19x = 1,552,563.50 × 615,693.15 - Step 4: Simplify right side
1,125,089.19x = 955,902,708,811.56 - Step 5: Solve for x
x = 955,902,708,811.56/1,125,089.19 - Step 6: Final answer
x = 849,623.94
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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.