Finding the Fourth Proportional to 1,804,217.09, 2,489,754.31 and 1,029,887.87
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Solution
The fourth proportional to 1,804,217.09, 2,489,754.31 and 1,029,887.87 is: 1,421,208.00
Step by Step Solution
- Step 1: Write the proportion equation
1,804,217.09 : 2,489,754.31 = 1,029,887.87 : x - Step 2: Convert to fraction form
1,804,217.09/2,489,754.31 = 1,029,887.87/x - Step 3: Cross multiply
1,804,217.09x = 2,489,754.31 × 1,029,887.87 - Step 4: Simplify right side
1,804,217.09x = 2,564,167,748,125.73 - Step 5: Solve for x
x = 2,564,167,748,125.73/1,804,217.09 - Step 6: Final answer
x = 1,421,208.00
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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.