Finding the Fourth Proportional to 1,559,942.08, 2,152,734.30 and 915,373.02
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Solution
The fourth proportional to 1,559,942.08, 2,152,734.30 and 915,373.02 is: 1,263,223.12
Step by Step Solution
- Step 1: Write the proportion equation
1,559,942.08 : 2,152,734.30 = 915,373.02 : x - Step 2: Convert to fraction form
1,559,942.08/2,152,734.30 = 915,373.02/x - Step 3: Cross multiply
1,559,942.08x = 2,152,734.30 × 915,373.02 - Step 4: Simplify right side
1,559,942.08x = 1,970,554,897,448.59 - Step 5: Solve for x
x = 1,970,554,897,448.59/1,559,942.08 - Step 6: Final answer
x = 1,263,223.12
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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.