Finding the Fourth Proportional to 2,193,320.19, 3,026,764.76 and 1,226,452.35
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Solution
The fourth proportional to 2,193,320.19, 3,026,764.76 and 1,226,452.35 is: 1,692,494.68
Step by Step Solution
- Step 1: Write the proportion equation
2,193,320.19 : 3,026,764.76 = 1,226,452.35 : x - Step 2: Convert to fraction form
2,193,320.19/3,026,764.76 = 1,226,452.35/x - Step 3: Cross multiply
2,193,320.19x = 3,026,764.76 × 1,226,452.35 - Step 4: Simplify right side
2,193,320.19x = 3,712,182,746,666.92 - Step 5: Solve for x
x = 3,712,182,746,666.92/2,193,320.19 - Step 6: Final answer
x = 1,692,494.68
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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.