Finding the Fourth Proportional to 1,415,562.87, 1,953,565.64 and 803,482.62
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Solution
The fourth proportional to 1,415,562.87, 1,953,565.64 and 803,482.62 is: 1,108,856.46
Step by Step Solution
- Step 1: Write the proportion equation
1,415,562.87 : 1,953,565.64 = 803,482.62 : x - Step 2: Convert to fraction form
1,415,562.87/1,953,565.64 = 803,482.62/x - Step 3: Cross multiply
1,415,562.87x = 1,953,565.64 × 803,482.62 - Step 4: Simplify right side
1,415,562.87x = 1,569,656,034,751.76 - Step 5: Solve for x
x = 1,569,656,034,751.76/1,415,562.87 - Step 6: Final answer
x = 1,108,856.46
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.