Finding the Fourth Proportional to 1,374,437.84, 1,896,951.76 and 762,787.06
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Solution
The fourth proportional to 1,374,437.84, 1,896,951.76 and 762,787.06 is: 1,052,772.42
Step by Step Solution
- Step 1: Write the proportion equation
1,374,437.84 : 1,896,951.76 = 762,787.06 : x - Step 2: Convert to fraction form
1,374,437.84/1,896,951.76 = 762,787.06/x - Step 3: Cross multiply
1,374,437.84x = 1,896,951.76 × 762,787.06 - Step 4: Simplify right side
1,374,437.84x = 1,446,970,249,322.88 - Step 5: Solve for x
x = 1,446,970,249,322.88/1,374,437.84 - Step 6: Final answer
x = 1,052,772.42
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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.