Finding the Fourth Proportional to 1,552,572.12, 2,142,527.58 and 873,507
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Solution
The fourth proportional to 1,552,572.12, 2,142,527.58 and 873,507 is: 1,205,427.31
Step by Step Solution
- Step 1: Write the proportion equation
1,552,572.12 : 2,142,527.58 = 873,507 : x - Step 2: Convert to fraction form
1,552,572.12/2,142,527.58 = 873,507/x - Step 3: Cross multiply
1,552,572.12x = 2,142,527.58 × 873,507 - Step 4: Simplify right side
1,552,572.12x = 1,871,512,838,823.06 - Step 5: Solve for x
x = 1,871,512,838,823.06/1,552,572.12 - Step 6: Final answer
x = 1,205,427.31
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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.