Finding the Fourth Proportional to 1,412,946.06, 1,949,878.62 and 768,372.36
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Solution
The fourth proportional to 1,412,946.06, 1,949,878.62 and 768,372.36 is: 1,060,360.96
Step by Step Solution
- Step 1: Write the proportion equation
1,412,946.06 : 1,949,878.62 = 768,372.36 : x - Step 2: Convert to fraction form
1,412,946.06/1,949,878.62 = 768,372.36/x - Step 3: Cross multiply
1,412,946.06x = 1,949,878.62 × 768,372.36 - Step 4: Simplify right side
1,412,946.06x = 1,498,232,836,962.94 - Step 5: Solve for x
x = 1,498,232,836,962.94/1,412,946.06 - Step 6: Final answer
x = 1,060,360.96
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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.