Finding the Fourth Proportional to 2,086,648.46, 3,130,421.74 and 647,303.18
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Solution
The fourth proportional to 2,086,648.46, 3,130,421.74 and 647,303.18 is: 971,094.07
Step by Step Solution
- Step 1: Write the proportion equation
2,086,648.46 : 3,130,421.74 = 647,303.18 : x - Step 2: Convert to fraction form
2,086,648.46/3,130,421.74 = 647,303.18/x - Step 3: Cross multiply
2,086,648.46x = 3,130,421.74 × 647,303.18 - Step 4: Simplify right side
2,086,648.46x = 2,026,331,947,043.13 - Step 5: Solve for x
x = 2,026,331,947,043.13/2,086,648.46 - Step 6: Final answer
x = 971,094.07
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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.