Finding the Fourth Proportional to 1,888,754.60, 2,606,405.36 and 1,029,296.28
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Solution
The fourth proportional to 1,888,754.60, 2,606,405.36 and 1,029,296.28 is: 1,420,387.46
Step by Step Solution
- Step 1: Write the proportion equation
1,888,754.60 : 2,606,405.36 = 1,029,296.28 : x - Step 2: Convert to fraction form
1,888,754.60/2,606,405.36 = 1,029,296.28/x - Step 3: Cross multiply
1,888,754.60x = 2,606,405.36 × 1,029,296.28 - Step 4: Simplify right side
1,888,754.60x = 2,682,763,341,220.06 - Step 5: Solve for x
x = 2,682,763,341,220.06/1,888,754.60 - Step 6: Final answer
x = 1,420,387.46
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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.