Finding the Fourth Proportional to 1,688,204.71, 2,329,944.36 and 962,886.16
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Solution
The fourth proportional to 1,688,204.71, 2,329,944.36 and 962,886.16 is: 1,328,909.44
Step by Step Solution
- Step 1: Write the proportion equation
1,688,204.71 : 2,329,944.36 = 962,886.16 : x - Step 2: Convert to fraction form
1,688,204.71/2,329,944.36 = 962,886.16/x - Step 3: Cross multiply
1,688,204.71x = 2,329,944.36 × 962,886.16 - Step 4: Simplify right side
1,688,204.71x = 2,243,471,177,814.06 - Step 5: Solve for x
x = 2,243,471,177,814.06/1,688,204.71 - Step 6: Final answer
x = 1,328,909.44
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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.