Finding the Fourth Proportional to 1,962,971.91, 2,944,453.35 and 615,237.21
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Solution
The fourth proportional to 1,962,971.91, 2,944,453.35 and 615,237.21 is: 922,854.40
Step by Step Solution
- Step 1: Write the proportion equation
1,962,971.91 : 2,944,453.35 = 615,237.21 : x - Step 2: Convert to fraction form
1,962,971.91/2,944,453.35 = 615,237.21/x - Step 3: Cross multiply
1,962,971.91x = 2,944,453.35 × 615,237.21 - Step 4: Simplify right side
1,962,971.91x = 1,811,537,264,029.15 - Step 5: Solve for x
x = 1,811,537,264,029.15/1,962,971.91 - Step 6: Final answer
x = 922,854.40
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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.