Finding the Fourth Proportional to 1,265,177.76, 1,745,929.68 and 692,209.68
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Solution
The fourth proportional to 1,265,177.76, 1,745,929.68 and 692,209.68 is: 955,240.81
Step by Step Solution
- Step 1: Write the proportion equation
1,265,177.76 : 1,745,929.68 = 692,209.68 : x - Step 2: Convert to fraction form
1,265,177.76/1,745,929.68 = 692,209.68/x - Step 3: Cross multiply
1,265,177.76x = 1,745,929.68 × 692,209.68 - Step 4: Simplify right side
1,265,177.76x = 1,208,549,425,095.30 - Step 5: Solve for x
x = 1,208,549,425,095.30/1,265,177.76 - Step 6: Final answer
x = 955,240.81
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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.