Finding the Fourth Proportional to 1,528,129.90, 2,292,271.02 and 581,573.98
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Solution
The fourth proportional to 1,528,129.90, 2,292,271.02 and 581,573.98 is: 872,389.96
Step by Step Solution
- Step 1: Write the proportion equation
1,528,129.90 : 2,292,271.02 = 581,573.98 : x - Step 2: Convert to fraction form
1,528,129.90/2,292,271.02 = 581,573.98/x - Step 3: Cross multiply
1,528,129.90x = 2,292,271.02 × 581,573.98 - Step 4: Simplify right side
1,528,129.90x = 1,333,125,180,340.06 - Step 5: Solve for x
x = 1,333,125,180,340.06/1,528,129.90 - Step 6: Final answer
x = 872,389.96
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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.