Finding the Fourth Proportional to 2,272,810.02, 3,137,133.70 and 1,343,378.76
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Solution
The fourth proportional to 2,272,810.02, 3,137,133.70 and 1,343,378.76 is: 1,854,250.35
Step by Step Solution
- Step 1: Write the proportion equation
2,272,810.02 : 3,137,133.70 = 1,343,378.76 : x - Step 2: Convert to fraction form
2,272,810.02/3,137,133.70 = 1,343,378.76/x - Step 3: Cross multiply
2,272,810.02x = 3,137,133.70 × 1,343,378.76 - Step 4: Simplify right side
2,272,810.02x = 4,214,358,779,860.21 - Step 5: Solve for x
x = 4,214,358,779,860.21/2,272,810.02 - Step 6: Final answer
x = 1,854,250.35
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.