Finding the Fourth Proportional to 906,088.80, 1,356,947.28 and 715,887.84
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Solution
The fourth proportional to 906,088.80, 1,356,947.28 and 715,887.84 is: 1,072,104.70
Step by Step Solution
- Step 1: Write the proportion equation
906,088.80 : 1,356,947.28 = 715,887.84 : x - Step 2: Convert to fraction form
906,088.80/1,356,947.28 = 715,887.84/x - Step 3: Cross multiply
906,088.80x = 1,356,947.28 × 715,887.84 - Step 4: Simplify right side
906,088.80x = 971,422,057,273.08 - Step 5: Solve for x
x = 971,422,057,273.08/906,088.80 - Step 6: Final answer
x = 1,072,104.70
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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.