Finding the Fourth Proportional to 1,778,666.24, 2,454,556.57 and 962,869.70
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Solution
The fourth proportional to 1,778,666.24, 2,454,556.57 and 962,869.70 is: 1,328,758.65
Step by Step Solution
- Step 1: Write the proportion equation
1,778,666.24 : 2,454,556.57 = 962,869.70 : x - Step 2: Convert to fraction form
1,778,666.24/2,454,556.57 = 962,869.70/x - Step 3: Cross multiply
1,778,666.24x = 2,454,556.57 × 962,869.70 - Step 4: Simplify right side
1,778,666.24x = 2,363,418,148,188.93 - Step 5: Solve for x
x = 2,363,418,148,188.93/1,778,666.24 - Step 6: Final answer
x = 1,328,758.65
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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.