Finding the Fourth Proportional to 1,791,523.34, 2,472,372.51 and 1,017,226.70
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Solution
The fourth proportional to 1,791,523.34, 2,472,372.51 and 1,017,226.70 is: 1,403,812.76
Step by Step Solution
- Step 1: Write the proportion equation
1,791,523.34 : 2,472,372.51 = 1,017,226.70 : x - Step 2: Convert to fraction form
1,791,523.34/2,472,372.51 = 1,017,226.70/x - Step 3: Cross multiply
1,791,523.34x = 2,472,372.51 × 1,017,226.70 - Step 4: Simplify right side
1,791,523.34x = 2,514,963,329,518.02 - Step 5: Solve for x
x = 2,514,963,329,518.02/1,791,523.34 - Step 6: Final answer
x = 1,403,812.76
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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.