Finding the Fourth Proportional to 2,897,128.80, 4,345,671.60 and 875,368.80
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Solution
The fourth proportional to 2,897,128.80, 4,345,671.60 and 875,368.80 is: 1,313,046.67
Step by Step Solution
- Step 1: Write the proportion equation
2,897,128.80 : 4,345,671.60 = 875,368.80 : x - Step 2: Convert to fraction form
2,897,128.80/4,345,671.60 = 875,368.80/x - Step 3: Cross multiply
2,897,128.80x = 4,345,671.60 × 875,368.80 - Step 4: Simplify right side
2,897,128.80x = 3,804,065,333,686.08 - Step 5: Solve for x
x = 3,804,065,333,686.08/2,897,128.80 - Step 6: Final answer
x = 1,313,046.67
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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.