Finding the Fourth Proportional to 1,422,830.48, 2,134,088.49 and 357,872.95
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Solution
The fourth proportional to 1,422,830.48, 2,134,088.49 and 357,872.95 is: 536,769.87
Step by Step Solution
- Step 1: Write the proportion equation
1,422,830.48 : 2,134,088.49 = 357,872.95 : x - Step 2: Convert to fraction form
1,422,830.48/2,134,088.49 = 357,872.95/x - Step 3: Cross multiply
1,422,830.48x = 2,134,088.49 × 357,872.95 - Step 4: Simplify right side
1,422,830.48x = 763,732,532,806.90 - Step 5: Solve for x
x = 763,732,532,806.90/1,422,830.48 - Step 6: Final answer
x = 536,769.87
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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.