Finding the Fourth Proportional to 1,523,681.50, 2,102,697.53 and 870,394.00
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Solution
The fourth proportional to 1,523,681.50, 2,102,697.53 and 870,394.00 is: 1,201,153.46
Step by Step Solution
- Step 1: Write the proportion equation
1,523,681.50 : 2,102,697.53 = 870,394.00 : x - Step 2: Convert to fraction form
1,523,681.50/2,102,697.53 = 870,394.00/x - Step 3: Cross multiply
1,523,681.50x = 2,102,697.53 × 870,394.00 - Step 4: Simplify right side
1,523,681.50x = 1,830,175,305,589.32 - Step 5: Solve for x
x = 1,830,175,305,589.32/1,523,681.50 - Step 6: Final answer
x = 1,201,153.46
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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.