Finding the Fourth Proportional to 1,532,862.30, 2,115,350.60 and 888,655.98
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Solution
The fourth proportional to 1,532,862.30, 2,115,350.60 and 888,655.98 is: 1,226,345.62
Step by Step Solution
- Step 1: Write the proportion equation
1,532,862.30 : 2,115,350.60 = 888,655.98 : x - Step 2: Convert to fraction form
1,532,862.30/2,115,350.60 = 888,655.98/x - Step 3: Cross multiply
1,532,862.30x = 2,115,350.60 × 888,655.98 - Step 4: Simplify right side
1,532,862.30x = 1,879,818,960,486.59 - Step 5: Solve for x
x = 1,879,818,960,486.59/1,532,862.30 - Step 6: Final answer
x = 1,226,345.62
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.