Finding the Fourth Proportional to 1,256,970.48, 1,735,487.10 and 1,176,663.84
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Solution
The fourth proportional to 1,256,970.48, 1,735,487.10 and 1,176,663.84 is: 1,624,608.49
Step by Step Solution
- Step 1: Write the proportion equation
1,256,970.48 : 1,735,487.10 = 1,176,663.84 : x - Step 2: Convert to fraction form
1,256,970.48/1,735,487.10 = 1,176,663.84/x - Step 3: Cross multiply
1,256,970.48x = 1,735,487.10 × 1,176,663.84 - Step 4: Simplify right side
1,256,970.48x = 2,042,084,915,356.46 - Step 5: Solve for x
x = 2,042,084,915,356.46/1,256,970.48 - Step 6: Final answer
x = 1,624,608.49
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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.