Finding the Fourth Proportional to 1,415,908.34, 2,124,170.05 and 517,348.63
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Solution
The fourth proportional to 1,415,908.34, 2,124,170.05 and 517,348.63 is: 776,135.31
Step by Step Solution
- Step 1: Write the proportion equation
1,415,908.34 : 2,124,170.05 = 517,348.63 : x - Step 2: Convert to fraction form
1,415,908.34/2,124,170.05 = 517,348.63/x - Step 3: Cross multiply
1,415,908.34x = 2,124,170.05 × 517,348.63 - Step 4: Simplify right side
1,415,908.34x = 1,098,936,465,254.53 - Step 5: Solve for x
x = 1,098,936,465,254.53/1,415,908.34 - Step 6: Final answer
x = 776,135.31
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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.