Finding the Fourth Proportional to 2,545,562.18, 3,818,341.86 and 748,460.54
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Solution
The fourth proportional to 2,545,562.18, 3,818,341.86 and 748,460.54 is: 1,122,690.40
Step by Step Solution
- Step 1: Write the proportion equation
2,545,562.18 : 3,818,341.86 = 748,460.54 : x - Step 2: Convert to fraction form
2,545,562.18/3,818,341.86 = 748,460.54/x - Step 3: Cross multiply
2,545,562.18x = 3,818,341.86 × 748,460.54 - Step 4: Simplify right side
2,545,562.18x = 2,857,878,210,440.20 - Step 5: Solve for x
x = 2,857,878,210,440.20/2,545,562.18 - Step 6: Final answer
x = 1,122,690.40
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.