Finding the Fourth Proportional to 1,671,319.20, 2,306,420.48 and 907,372.80
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Solution
The fourth proportional to 1,671,319.20, 2,306,420.48 and 907,372.80 is: 1,252,174.46
Step by Step Solution
- Step 1: Write the proportion equation
1,671,319.20 : 2,306,420.48 = 907,372.80 : x - Step 2: Convert to fraction form
1,671,319.20/2,306,420.48 = 907,372.80/x - Step 3: Cross multiply
1,671,319.20x = 2,306,420.48 × 907,372.80 - Step 4: Simplify right side
1,671,319.20x = 2,092,783,208,914.94 - Step 5: Solve for x
x = 2,092,783,208,914.94/1,671,319.20 - Step 6: Final answer
x = 1,252,174.46
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.