Finding the Fourth Proportional to 1,118,372.17, 1,677,432.63 and 308,871.67
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Solution
The fourth proportional to 1,118,372.17, 1,677,432.63 and 308,871.67 is: 463,272.81
Step by Step Solution
- Step 1: Write the proportion equation
1,118,372.17 : 1,677,432.63 = 308,871.67 : x - Step 2: Convert to fraction form
1,118,372.17/1,677,432.63 = 308,871.67/x - Step 3: Cross multiply
1,118,372.17x = 1,677,432.63 × 308,871.67 - Step 4: Simplify right side
1,118,372.17x = 518,111,416,113.06 - Step 5: Solve for x
x = 518,111,416,113.06/1,118,372.17 - Step 6: Final answer
x = 463,272.81
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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.