Finding the Fourth Proportional to 2,854,141.74, 4,272,814.53 and 1,905,158.70
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Solution
The fourth proportional to 2,854,141.74, 4,272,814.53 and 1,905,158.70 is: 2,852,132.28
Step by Step Solution
- Step 1: Write the proportion equation
2,854,141.74 : 4,272,814.53 = 1,905,158.70 : x - Step 2: Convert to fraction form
2,854,141.74/4,272,814.53 = 1,905,158.70/x - Step 3: Cross multiply
2,854,141.74x = 4,272,814.53 × 1,905,158.70 - Step 4: Simplify right side
2,854,141.74x = 8,140,389,775,315.91 - Step 5: Solve for x
x = 8,140,389,775,315.91/2,854,141.74 - Step 6: Final answer
x = 2,852,132.28
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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.