Finding the Fourth Proportional to 1,355,618.23, 2,032,732.36 and 716,265.79
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Solution
The fourth proportional to 1,355,618.23, 2,032,732.36 and 716,265.79 is: 1,074,031.48
Step by Step Solution
- Step 1: Write the proportion equation
1,355,618.23 : 2,032,732.36 = 716,265.79 : x - Step 2: Convert to fraction form
1,355,618.23/2,032,732.36 = 716,265.79/x - Step 3: Cross multiply
1,355,618.23x = 2,032,732.36 × 716,265.79 - Step 4: Simplify right side
1,355,618.23x = 1,455,976,649,693.96 - Step 5: Solve for x
x = 1,455,976,649,693.96/1,355,618.23 - Step 6: Final answer
x = 1,074,031.48
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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.