Finding the Fourth Proportional to 2,495,628.12, 3,443,966.81 and 1,349,708.47
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Solution
The fourth proportional to 2,495,628.12, 3,443,966.81 and 1,349,708.47 is: 1,862,597.68
Step by Step Solution
- Step 1: Write the proportion equation
2,495,628.12 : 3,443,966.81 = 1,349,708.47 : x - Step 2: Convert to fraction form
2,495,628.12/3,443,966.81 = 1,349,708.47/x - Step 3: Cross multiply
2,495,628.12x = 3,443,966.81 × 1,349,708.47 - Step 4: Simplify right side
2,495,628.12x = 4,648,351,163,558.83 - Step 5: Solve for x
x = 4,648,351,163,558.83/2,495,628.12 - Step 6: Final answer
x = 1,862,597.68
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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.