Finding the Fourth Proportional to 999,215.80, 1,498,823.70 and 894,239.80
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Solution
The fourth proportional to 999,215.80, 1,498,823.70 and 894,239.80 is: 1,341,359.70
Step by Step Solution
- Step 1: Write the proportion equation
999,215.80 : 1,498,823.70 = 894,239.80 : x - Step 2: Convert to fraction form
999,215.80/1,498,823.70 = 894,239.80/x - Step 3: Cross multiply
999,215.80x = 1,498,823.70 × 894,239.80 - Step 4: Simplify right side
999,215.80x = 1,340,307,805,723.26 - Step 5: Solve for x
x = 1,340,307,805,723.26/999,215.80 - Step 6: Final answer
x = 1,341,359.70
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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.