Finding the Fourth Proportional to 1,458,432.14, 2,012,636.74 and 805,058.55
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Solution
The fourth proportional to 1,458,432.14, 2,012,636.74 and 805,058.55 is: 1,110,981.01
Step by Step Solution
- Step 1: Write the proportion equation
1,458,432.14 : 2,012,636.74 = 805,058.55 : x - Step 2: Convert to fraction form
1,458,432.14/2,012,636.74 = 805,058.55/x - Step 3: Cross multiply
1,458,432.14x = 2,012,636.74 × 805,058.55 - Step 4: Simplify right side
1,458,432.14x = 1,620,290,415,581.13 - Step 5: Solve for x
x = 1,620,290,415,581.13/1,458,432.14 - Step 6: Final answer
x = 1,110,981.01
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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.