Finding the Fourth Proportional to 1,671,841.76, 2,307,847.95 and 1,128,713.27
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Solution
The fourth proportional to 1,671,841.76, 2,307,847.95 and 1,128,713.27 is: 1,558,101.17
Step by Step Solution
- Step 1: Write the proportion equation
1,671,841.76 : 2,307,847.95 = 1,128,713.27 : x - Step 2: Convert to fraction form
1,671,841.76/2,307,847.95 = 1,128,713.27/x - Step 3: Cross multiply
1,671,841.76x = 2,307,847.95 × 1,128,713.27 - Step 4: Simplify right side
1,671,841.76x = 2,604,898,594,768.06 - Step 5: Solve for x
x = 2,604,898,594,768.06/1,671,841.76 - Step 6: Final answer
x = 1,558,101.17
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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.