Finding the Fourth Proportional to 1,417,441.05, 2,126,170.05 and 352,483.14
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Solution
The fourth proportional to 1,417,441.05, 2,126,170.05 and 352,483.14 is: 528,726.82
Step by Step Solution
- Step 1: Write the proportion equation
1,417,441.05 : 2,126,170.05 = 352,483.14 : x - Step 2: Convert to fraction form
1,417,441.05/2,126,170.05 = 352,483.14/x - Step 3: Cross multiply
1,417,441.05x = 2,126,170.05 × 352,483.14 - Step 4: Simplify right side
1,417,441.05x = 749,439,095,397.96 - Step 5: Solve for x
x = 749,439,095,397.96/1,417,441.05 - Step 6: Final answer
x = 528,726.82
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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.