Finding the Fourth Proportional to 4,331,873.28, 6,471,482.88 and 2,803,101.96
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Solution
The fourth proportional to 4,331,873.28, 6,471,482.88 and 2,803,101.96 is: 4,187,617.04
Step by Step Solution
- Step 1: Write the proportion equation
4,331,873.28 : 6,471,482.88 = 2,803,101.96 : x - Step 2: Convert to fraction form
4,331,873.28/6,471,482.88 = 2,803,101.96/x - Step 3: Cross multiply
4,331,873.28x = 6,471,482.88 × 2,803,101.96 - Step 4: Simplify right side
4,331,873.28x = 18,140,226,345,034.45 - Step 5: Solve for x
x = 18,140,226,345,034.45/4,331,873.28 - Step 6: Final answer
x = 4,187,617.04
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.