Finding the Fourth Proportional to 1,416,344.10, 2,125,143.81 and 742,264.98
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Solution
The fourth proportional to 1,416,344.10, 2,125,143.81 and 742,264.98 is: 1,113,726.41
Step by Step Solution
- Step 1: Write the proportion equation
1,416,344.10 : 2,125,143.81 = 742,264.98 : x - Step 2: Convert to fraction form
1,416,344.10/2,125,143.81 = 742,264.98/x - Step 3: Cross multiply
1,416,344.10x = 2,125,143.81 × 742,264.98 - Step 4: Simplify right side
1,416,344.10x = 1,577,419,827,626.77 - Step 5: Solve for x
x = 1,577,419,827,626.77/1,416,344.10 - Step 6: Final answer
x = 1,113,726.41
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.