Finding the Fourth Proportional to 2,352,389.09, 3,528,794.12 and 913,038.75
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Solution
The fourth proportional to 2,352,389.09, 3,528,794.12 and 913,038.75 is: 1,369,639.82
Step by Step Solution
- Step 1: Write the proportion equation
2,352,389.09 : 3,528,794.12 = 913,038.75 : x - Step 2: Convert to fraction form
2,352,389.09/3,528,794.12 = 913,038.75/x - Step 3: Cross multiply
2,352,389.09x = 3,528,794.12 × 913,038.75 - Step 4: Simplify right side
2,352,389.09x = 3,221,925,767,766.96 - Step 5: Solve for x
x = 3,221,925,767,766.96/2,352,389.09 - Step 6: Final answer
x = 1,369,639.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.