Finding the Fourth Proportional to 1,904,780.29, 2,628,422.97 and 1,130,277.46
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Solution
The fourth proportional to 1,904,780.29, 2,628,422.97 and 1,130,277.46 is: 1,559,679.75
Step by Step Solution
- Step 1: Write the proportion equation
1,904,780.29 : 2,628,422.97 = 1,130,277.46 : x - Step 2: Convert to fraction form
1,904,780.29/2,628,422.97 = 1,130,277.46/x - Step 3: Cross multiply
1,904,780.29x = 2,628,422.97 × 1,130,277.46 - Step 4: Simplify right side
1,904,780.29x = 2,970,847,238,337.26 - Step 5: Solve for x
x = 2,970,847,238,337.26/1,904,780.29 - Step 6: Final answer
x = 1,559,679.75
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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.