Finding the Fourth Proportional to 1,657,962.86, 2,287,972.58 and 922,905.48
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Solution
The fourth proportional to 1,657,962.86, 2,287,972.58 and 922,905.48 is: 1,273,600.56
Step by Step Solution
- Step 1: Write the proportion equation
1,657,962.86 : 2,287,972.58 = 922,905.48 : x - Step 2: Convert to fraction form
1,657,962.86/2,287,972.58 = 922,905.48/x - Step 3: Cross multiply
1,657,962.86x = 2,287,972.58 × 922,905.48 - Step 4: Simplify right side
1,657,962.86x = 2,111,582,423,267.26 - Step 5: Solve for x
x = 2,111,582,423,267.26/1,657,962.86 - Step 6: Final answer
x = 1,273,600.56
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.