Finding the Fourth Proportional to 1,171,302.45, 1,756,776.14 and 402,917.08
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Solution
The fourth proportional to 1,171,302.45, 1,756,776.14 and 402,917.08 is: 604,314.55
Step by Step Solution
- Step 1: Write the proportion equation
1,171,302.45 : 1,756,776.14 = 402,917.08 : x - Step 2: Convert to fraction form
1,171,302.45/1,756,776.14 = 402,917.08/x - Step 3: Cross multiply
1,171,302.45x = 1,756,776.14 × 402,917.08 - Step 4: Simplify right side
1,171,302.45x = 707,835,112,542.47 - Step 5: Solve for x
x = 707,835,112,542.47/1,171,302.45 - Step 6: Final answer
x = 604,314.55
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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.