Finding the Fourth Proportional to 1,306,792.44, 1,803,423.96 and 726,058.08
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Solution
The fourth proportional to 1,306,792.44, 1,803,423.96 and 726,058.08 is: 1,001,988.15
Step by Step Solution
- Step 1: Write the proportion equation
1,306,792.44 : 1,803,423.96 = 726,058.08 : x - Step 2: Convert to fraction form
1,306,792.44/1,803,423.96 = 726,058.08/x - Step 3: Cross multiply
1,306,792.44x = 1,803,423.96 × 726,058.08 - Step 4: Simplify right side
1,306,792.44x = 1,309,390,537,823.60 - Step 5: Solve for x
x = 1,309,390,537,823.60/1,306,792.44 - Step 6: Final answer
x = 1,001,988.15
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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.