Finding the Fourth Proportional to 1,142,750.76, 1,714,242.84 and 394,699.56
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Solution
The fourth proportional to 1,142,750.76, 1,714,242.84 and 394,699.56 is: 592,089.65
Step by Step Solution
- Step 1: Write the proportion equation
1,142,750.76 : 1,714,242.84 = 394,699.56 : x - Step 2: Convert to fraction form
1,142,750.76/1,714,242.84 = 394,699.56/x - Step 3: Cross multiply
1,142,750.76x = 1,714,242.84 × 394,699.56 - Step 4: Simplify right side
1,142,750.76x = 676,610,894,681.15 - Step 5: Solve for x
x = 676,610,894,681.15/1,142,750.76 - Step 6: Final answer
x = 592,089.65
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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.