Finding the Fourth Proportional to 1,078,349.76, 1,488,113.10 and 594,919.08
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Solution
The fourth proportional to 1,078,349.76, 1,488,113.10 and 594,919.08 is: 820,983.05
Step by Step Solution
- Step 1: Write the proportion equation
1,078,349.76 : 1,488,113.10 = 594,919.08 : x - Step 2: Convert to fraction form
1,078,349.76/1,488,113.10 = 594,919.08/x - Step 3: Cross multiply
1,078,349.76x = 1,488,113.10 × 594,919.08 - Step 4: Simplify right side
1,078,349.76x = 885,306,876,387.95 - Step 5: Solve for x
x = 885,306,876,387.95/1,078,349.76 - Step 6: Final answer
x = 820,983.05
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.