Finding the Fourth Proportional to 1,418,485.41, 2,128,861.93 and 735,566.31
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Solution
The fourth proportional to 1,418,485.41, 2,128,861.93 and 735,566.31 is: 1,103,937.41
Step by Step Solution
- Step 1: Write the proportion equation
1,418,485.41 : 2,128,861.93 = 735,566.31 : x - Step 2: Convert to fraction form
1,418,485.41/2,128,861.93 = 735,566.31/x - Step 3: Cross multiply
1,418,485.41x = 2,128,861.93 × 735,566.31 - Step 4: Simplify right side
1,418,485.41x = 1,565,919,101,866.35 - Step 5: Solve for x
x = 1,565,919,101,866.35/1,418,485.41 - Step 6: Final answer
x = 1,103,937.41
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.