Finding the Fourth Proportional to 3,850,688.43, 5,313,747.99 and 2,108,023.74
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Solution
The fourth proportional to 3,850,688.43, 5,313,747.99 and 2,108,023.74 is: 2,908,962.15
Step by Step Solution
- Step 1: Write the proportion equation
3,850,688.43 : 5,313,747.99 = 2,108,023.74 : x - Step 2: Convert to fraction form
3,850,688.43/5,313,747.99 = 2,108,023.74/x - Step 3: Cross multiply
3,850,688.43x = 5,313,747.99 × 2,108,023.74 - Step 4: Simplify right side
3,850,688.43x = 11,201,506,911,297.29 - Step 5: Solve for x
x = 11,201,506,911,297.29/3,850,688.43 - Step 6: Final answer
x = 2,908,962.15
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.