Finding the Fourth Proportional to 1,772,246.36, 2,445,377.37 and 997,756.76
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Solution
The fourth proportional to 1,772,246.36, 2,445,377.37 and 997,756.76 is: 1,376,722.70
Step by Step Solution
- Step 1: Write the proportion equation
1,772,246.36 : 2,445,377.37 = 997,756.76 : x - Step 2: Convert to fraction form
1,772,246.36/2,445,377.37 = 997,756.76/x - Step 3: Cross multiply
1,772,246.36x = 2,445,377.37 × 997,756.76 - Step 4: Simplify right side
1,772,246.36x = 2,439,891,801,668.52 - Step 5: Solve for x
x = 2,439,891,801,668.52/1,772,246.36 - Step 6: Final answer
x = 1,376,722.70
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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.