Finding the Fourth Proportional to 1,999,416.14, 2,759,125.62 and 1,140,252.92
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Solution
The fourth proportional to 1,999,416.14, 2,759,125.62 and 1,140,252.92 is: 1,573,509.88
Step by Step Solution
- Step 1: Write the proportion equation
1,999,416.14 : 2,759,125.62 = 1,140,252.92 : x - Step 2: Convert to fraction form
1,999,416.14/2,759,125.62 = 1,140,252.92/x - Step 3: Cross multiply
1,999,416.14x = 2,759,125.62 × 1,140,252.92 - Step 4: Simplify right side
1,999,416.14x = 3,146,101,044,851.81 - Step 5: Solve for x
x = 3,146,101,044,851.81/1,999,416.14 - Step 6: Final answer
x = 1,573,509.88
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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.