Finding the Fourth Proportional to 1,343,787.08, 1,854,428.74 and 731,937.95
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Solution
The fourth proportional to 1,343,787.08, 1,854,428.74 and 731,937.95 is: 1,010,075.77
Step by Step Solution
- Step 1: Write the proportion equation
1,343,787.08 : 1,854,428.74 = 731,937.95 : x - Step 2: Convert to fraction form
1,343,787.08/1,854,428.74 = 731,937.95/x - Step 3: Cross multiply
1,343,787.08x = 1,854,428.74 × 731,937.95 - Step 4: Simplify right side
1,343,787.08x = 1,357,326,770,376.68 - Step 5: Solve for x
x = 1,357,326,770,376.68/1,343,787.08 - Step 6: Final answer
x = 1,010,075.77
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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.