Finding the Fourth Proportional to 2,605,961.92, 3,908,887.24 and 712,703.36
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Solution
The fourth proportional to 2,605,961.92, 3,908,887.24 and 712,703.36 is: 1,069,039.82
Step by Step Solution
- Step 1: Write the proportion equation
2,605,961.92 : 3,908,887.24 = 712,703.36 : x - Step 2: Convert to fraction form
2,605,961.92/3,908,887.24 = 712,703.36/x - Step 3: Cross multiply
2,605,961.92x = 3,908,887.24 × 712,703.36 - Step 4: Simplify right side
2,605,961.92x = 2,785,877,069,809.13 - Step 5: Solve for x
x = 2,785,877,069,809.13/2,605,961.92 - Step 6: Final answer
x = 1,069,039.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.