Finding the Fourth Proportional to 1,864,365.80, 2,793,997.26 and 1,408,582.35
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Solution
The fourth proportional to 1,864,365.80, 2,793,997.26 and 1,408,582.35 is: 2,110,945.84
Step by Step Solution
- Step 1: Write the proportion equation
1,864,365.80 : 2,793,997.26 = 1,408,582.35 : x - Step 2: Convert to fraction form
1,864,365.80/2,793,997.26 = 1,408,582.35/x - Step 3: Cross multiply
1,864,365.80x = 2,793,997.26 × 1,408,582.35 - Step 4: Simplify right side
1,864,365.80x = 3,935,575,226,384.36 - Step 5: Solve for x
x = 3,935,575,226,384.36/1,864,365.80 - Step 6: Final answer
x = 2,110,945.84
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.