Finding the Fourth Proportional to 1,454,373.57, 2,176,245.87 and 855,616.71
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Solution
The fourth proportional to 1,454,373.57, 2,176,245.87 and 855,616.71 is: 1,280,298.52
Step by Step Solution
- Step 1: Write the proportion equation
1,454,373.57 : 2,176,245.87 = 855,616.71 : x - Step 2: Convert to fraction form
1,454,373.57/2,176,245.87 = 855,616.71/x - Step 3: Cross multiply
1,454,373.57x = 2,176,245.87 × 855,616.71 - Step 4: Simplify right side
1,454,373.57x = 1,862,032,331,440.49 - Step 5: Solve for x
x = 1,862,032,331,440.49/1,454,373.57 - Step 6: Final answer
x = 1,280,298.52
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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.