Finding the Fourth Proportional to 1,865,923.02, 2,575,768.28 and 1,254,430.44
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Solution
The fourth proportional to 1,865,923.02, 2,575,768.28 and 1,254,430.44 is: 1,731,648.14
Step by Step Solution
- Step 1: Write the proportion equation
1,865,923.02 : 2,575,768.28 = 1,254,430.44 : x - Step 2: Convert to fraction form
1,865,923.02/2,575,768.28 = 1,254,430.44/x - Step 3: Cross multiply
1,865,923.02x = 2,575,768.28 × 1,254,430.44 - Step 4: Simplify right side
1,865,923.02x = 3,231,122,130,546.29 - Step 5: Solve for x
x = 3,231,122,130,546.29/1,865,923.02 - Step 6: Final answer
x = 1,731,648.14
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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.