Finding the Fourth Proportional to 1,419,824.18, 2,130,358.35 and 745,749.47
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Solution
The fourth proportional to 1,419,824.18, 2,130,358.35 and 745,749.47 is: 1,118,950.95
Step by Step Solution
- Step 1: Write the proportion equation
1,419,824.18 : 2,130,358.35 = 745,749.47 : x - Step 2: Convert to fraction form
1,419,824.18/2,130,358.35 = 745,749.47/x - Step 3: Cross multiply
1,419,824.18x = 2,130,358.35 × 745,749.47 - Step 4: Simplify right side
1,419,824.18x = 1,588,713,610,422.57 - Step 5: Solve for x
x = 1,588,713,610,422.57/1,419,824.18 - Step 6: Final answer
x = 1,118,950.95
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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.