Finding the Fourth Proportional to 1,572,170.60, 2,169,476.06 and 883,732.96
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Solution
The fourth proportional to 1,572,170.60, 2,169,476.06 and 883,732.96 is: 1,219,484.39
Step by Step Solution
- Step 1: Write the proportion equation
1,572,170.60 : 2,169,476.06 = 883,732.96 : x - Step 2: Convert to fraction form
1,572,170.60/2,169,476.06 = 883,732.96/x - Step 3: Cross multiply
1,572,170.60x = 2,169,476.06 × 883,732.96 - Step 4: Simplify right side
1,572,170.60x = 1,917,237,500,152.94 - Step 5: Solve for x
x = 1,917,237,500,152.94/1,572,170.60 - Step 6: Final answer
x = 1,219,484.39
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.