Finding the Fourth Proportional to 3,445,683.24, 5,169,263.28 and 1,049,720.88
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Solution
The fourth proportional to 3,445,683.24, 5,169,263.28 and 1,049,720.88 is: 1,574,806.28
Step by Step Solution
- Step 1: Write the proportion equation
3,445,683.24 : 5,169,263.28 = 1,049,720.88 : x - Step 2: Convert to fraction form
3,445,683.24/5,169,263.28 = 1,049,720.88/x - Step 3: Cross multiply
3,445,683.24x = 5,169,263.28 × 1,049,720.88 - Step 4: Simplify right side
3,445,683.24x = 5,426,283,599,233.29 - Step 5: Solve for x
x = 5,426,283,599,233.29/3,445,683.24 - Step 6: Final answer
x = 1,574,806.28
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.