Finding the Fourth Proportional to 1,657,681.70, 2,486,522.55 and 536,555.30
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Solution
The fourth proportional to 1,657,681.70, 2,486,522.55 and 536,555.30 is: 804,832.95
Step by Step Solution
- Step 1: Write the proportion equation
1,657,681.70 : 2,486,522.55 = 536,555.30 : x - Step 2: Convert to fraction form
1,657,681.70/2,486,522.55 = 536,555.30/x - Step 3: Cross multiply
1,657,681.70x = 2,486,522.55 × 536,555.30 - Step 4: Simplify right side
1,657,681.70x = 1,334,156,852,772.02 - Step 5: Solve for x
x = 1,334,156,852,772.02/1,657,681.70 - Step 6: Final answer
x = 804,832.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.