Finding the Fourth Proportional to 4,963,677.70, 7,445,516.55 and 1,772,407.30
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Solution
The fourth proportional to 4,963,677.70, 7,445,516.55 and 1,772,407.30 is: 2,658,610.95
Step by Step Solution
- Step 1: Write the proportion equation
4,963,677.70 : 7,445,516.55 = 1,772,407.30 : x - Step 2: Convert to fraction form
4,963,677.70/7,445,516.55 = 1,772,407.30/x - Step 3: Cross multiply
4,963,677.70x = 7,445,516.55 × 1,772,407.30 - Step 4: Simplify right side
4,963,677.70x = 13,196,487,885,490.81 - Step 5: Solve for x
x = 13,196,487,885,490.81/4,963,677.70 - Step 6: Final answer
x = 2,658,610.95
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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.