Finding the Fourth Proportional to 1,758,887.91, 2,636,539.47 and 747,364.88
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Solution
The fourth proportional to 1,758,887.91, 2,636,539.47 and 747,364.88 is: 1,120,285.72
Step by Step Solution
- Step 1: Write the proportion equation
1,758,887.91 : 2,636,539.47 = 747,364.88 : x - Step 2: Convert to fraction form
1,758,887.91/2,636,539.47 = 747,364.88/x - Step 3: Cross multiply
1,758,887.91x = 2,636,539.47 × 747,364.88 - Step 4: Simplify right side
1,758,887.91x = 1,970,457,011,203.16 - Step 5: Solve for x
x = 1,970,457,011,203.16/1,758,887.91 - Step 6: Final answer
x = 1,120,285.72
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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.