Finding the Fourth Proportional to 1,487,598.08, 2,230,139.52 and 645,512.96
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Solution
The fourth proportional to 1,487,598.08, 2,230,139.52 and 645,512.96 is: 967,723.73
Step by Step Solution
- Step 1: Write the proportion equation
1,487,598.08 : 2,230,139.52 = 645,512.96 : x - Step 2: Convert to fraction form
1,487,598.08/2,230,139.52 = 645,512.96/x - Step 3: Cross multiply
1,487,598.08x = 2,230,139.52 × 645,512.96 - Step 4: Simplify right side
1,487,598.08x = 1,439,583,962,768.18 - Step 5: Solve for x
x = 1,439,583,962,768.18/1,487,598.08 - Step 6: Final answer
x = 967,723.73
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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.