Finding the Fourth Proportional to 1,648,830.70, 2,473,246.05 and 1,486,117.90
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Solution
The fourth proportional to 1,648,830.70, 2,473,246.05 and 1,486,117.90 is: 2,229,176.85
Step by Step Solution
- Step 1: Write the proportion equation
1,648,830.70 : 2,473,246.05 = 1,486,117.90 : x - Step 2: Convert to fraction form
1,648,830.70/2,473,246.05 = 1,486,117.90/x - Step 3: Cross multiply
1,648,830.70x = 2,473,246.05 × 1,486,117.90 - Step 4: Simplify right side
1,648,830.70x = 3,675,535,226,009.29 - Step 5: Solve for x
x = 3,675,535,226,009.29/1,648,830.70 - Step 6: Final answer
x = 2,229,176.85
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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.