Finding the Fourth Proportional to 1,532,812.08, 2,115,281.34 and 888,605.76
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Solution
The fourth proportional to 1,532,812.08, 2,115,281.34 and 888,605.76 is: 1,226,276.34
Step by Step Solution
- Step 1: Write the proportion equation
1,532,812.08 : 2,115,281.34 = 888,605.76 : x - Step 2: Convert to fraction form
1,532,812.08/2,115,281.34 = 888,605.76/x - Step 3: Cross multiply
1,532,812.08x = 2,115,281.34 × 888,605.76 - Step 4: Simplify right side
1,532,812.08x = 1,879,651,182,744.52 - Step 5: Solve for x
x = 1,879,651,182,744.52/1,532,812.08 - Step 6: Final answer
x = 1,226,276.34
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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.