Finding the Fourth Proportional to 1,490,937.83, 2,234,337.68 and 679,338.81
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Solution
The fourth proportional to 1,490,937.83, 2,234,337.68 and 679,338.81 is: 1,018,065.46
Step by Step Solution
- Step 1: Write the proportion equation
1,490,937.83 : 2,234,337.68 = 679,338.81 : x - Step 2: Convert to fraction form
1,490,937.83/2,234,337.68 = 679,338.81/x - Step 3: Cross multiply
1,490,937.83x = 2,234,337.68 × 679,338.81 - Step 4: Simplify right side
1,490,937.83x = 1,517,872,297,272.67 - Step 5: Solve for x
x = 1,517,872,297,272.67/1,490,937.83 - Step 6: Final answer
x = 1,018,065.46
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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.