Finding the Fourth Proportional to 2,176,188.60, 3,262,727.70 and 977,129.40
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Solution
The fourth proportional to 2,176,188.60, 3,262,727.70 and 977,129.40 is: 1,464,995.80
Step by Step Solution
- Step 1: Write the proportion equation
2,176,188.60 : 3,262,727.70 = 977,129.40 : x - Step 2: Convert to fraction form
2,176,188.60/3,262,727.70 = 977,129.40/x - Step 3: Cross multiply
2,176,188.60x = 3,262,727.70 × 977,129.40 - Step 4: Simplify right side
2,176,188.60x = 3,188,107,159,864.38 - Step 5: Solve for x
x = 3,188,107,159,864.38/2,176,188.60 - Step 6: Final answer
x = 1,464,995.80
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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.