Finding the Fourth Proportional to 2,126,435.74, 2,934,552.18 and 1,159,618.93
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Solution
The fourth proportional to 2,126,435.74, 2,934,552.18 and 1,159,618.93 is: 1,600,312.77
Step by Step Solution
- Step 1: Write the proportion equation
2,126,435.74 : 2,934,552.18 = 1,159,618.93 : x - Step 2: Convert to fraction form
2,126,435.74/2,934,552.18 = 1,159,618.93/x - Step 3: Cross multiply
2,126,435.74x = 2,934,552.18 × 1,159,618.93 - Step 4: Simplify right side
2,126,435.74x = 3,402,962,259,000.77 - Step 5: Solve for x
x = 3,402,962,259,000.77/2,126,435.74 - Step 6: Final answer
x = 1,600,312.77
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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.