Finding the Fourth Proportional to 1,553,209.20, 2,328,428.70 and 606,359.70
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Solution
The fourth proportional to 1,553,209.20, 2,328,428.70 and 606,359.70 is: 908,998.82
Step by Step Solution
- Step 1: Write the proportion equation
1,553,209.20 : 2,328,428.70 = 606,359.70 : x - Step 2: Convert to fraction form
1,553,209.20/2,328,428.70 = 606,359.70/x - Step 3: Cross multiply
1,553,209.20x = 2,328,428.70 × 606,359.70 - Step 4: Simplify right side
1,553,209.20x = 1,411,865,328,003.39 - Step 5: Solve for x
x = 1,411,865,328,003.39/1,553,209.20 - Step 6: Final answer
x = 908,998.82
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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.