Finding the Fourth Proportional to 1,343,295.80, 2,014,943.70 and 346,023.80
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Solution
The fourth proportional to 1,343,295.80, 2,014,943.70 and 346,023.80 is: 519,035.70
Step by Step Solution
- Step 1: Write the proportion equation
1,343,295.80 : 2,014,943.70 = 346,023.80 : x - Step 2: Convert to fraction form
1,343,295.80/2,014,943.70 = 346,023.80/x - Step 3: Cross multiply
1,343,295.80x = 2,014,943.70 × 346,023.80 - Step 4: Simplify right side
1,343,295.80x = 697,218,475,860.06 - Step 5: Solve for x
x = 697,218,475,860.06/1,343,295.80 - Step 6: Final answer
x = 519,035.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.