Finding the Fourth Proportional to 1,426,956.56, 2,140,206.99 and 415,842.00
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Solution
The fourth proportional to 1,426,956.56, 2,140,206.99 and 415,842.00 is: 623,696.61
Step by Step Solution
- Step 1: Write the proportion equation
1,426,956.56 : 2,140,206.99 = 415,842.00 : x - Step 2: Convert to fraction form
1,426,956.56/2,140,206.99 = 415,842.00/x - Step 3: Cross multiply
1,426,956.56x = 2,140,206.99 × 415,842.00 - Step 4: Simplify right side
1,426,956.56x = 889,987,964,410.58 - Step 5: Solve for x
x = 889,987,964,410.58/1,426,956.56 - Step 6: Final answer
x = 623,696.61
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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.