Finding the Fourth Proportional to 1,972,455.98, 2,956,907.61 and 709,395.44
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Solution
The fourth proportional to 1,972,455.98, 2,956,907.61 and 709,395.44 is: 1,063,454.29
Step by Step Solution
- Step 1: Write the proportion equation
1,972,455.98 : 2,956,907.61 = 709,395.44 : x - Step 2: Convert to fraction form
1,972,455.98/2,956,907.61 = 709,395.44/x - Step 3: Cross multiply
1,972,455.98x = 2,956,907.61 × 709,395.44 - Step 4: Simplify right side
1,972,455.98x = 2,097,616,771,488.32 - Step 5: Solve for x
x = 2,097,616,771,488.32/1,972,455.98 - Step 6: Final answer
x = 1,063,454.29
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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.