Finding the Fourth Proportional to 1,572,243.98, 2,169,704.04 and 893,217.74
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Solution
The fourth proportional to 1,572,243.98, 2,169,704.04 and 893,217.74 is: 1,232,644.66
Step by Step Solution
- Step 1: Write the proportion equation
1,572,243.98 : 2,169,704.04 = 893,217.74 : x - Step 2: Convert to fraction form
1,572,243.98/2,169,704.04 = 893,217.74/x - Step 3: Cross multiply
1,572,243.98x = 2,169,704.04 × 893,217.74 - Step 4: Simplify right side
1,572,243.98x = 1,938,018,139,077.67 - Step 5: Solve for x
x = 1,938,018,139,077.67/1,572,243.98 - Step 6: Final answer
x = 1,232,644.66
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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.