Finding the Fourth Proportional to 1,102,686.48, 1,521,701.58 and 619,272
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Solution
The fourth proportional to 1,102,686.48, 1,521,701.58 and 619,272 is: 854,592.12
Step by Step Solution
- Step 1: Write the proportion equation
1,102,686.48 : 1,521,701.58 = 619,272 : x - Step 2: Convert to fraction form
1,102,686.48/1,521,701.58 = 619,272/x - Step 3: Cross multiply
1,102,686.48x = 1,521,701.58 × 619,272 - Step 4: Simplify right side
1,102,686.48x = 942,347,180,849.76 - Step 5: Solve for x
x = 942,347,180,849.76/1,102,686.48 - Step 6: Final answer
x = 854,592.12
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.