Finding the Fourth Proportional to 1,418,560.40, 2,128,464.38 and 744,483.75
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Solution
The fourth proportional to 1,418,560.40, 2,128,464.38 and 744,483.75 is: 1,117,053.00
Step by Step Solution
- Step 1: Write the proportion equation
1,418,560.40 : 2,128,464.38 = 744,483.75 : x - Step 2: Convert to fraction form
1,418,560.40/2,128,464.38 = 744,483.75/x - Step 3: Cross multiply
1,418,560.40x = 2,128,464.38 × 744,483.75 - Step 4: Simplify right side
1,418,560.40x = 1,584,607,145,225.03 - Step 5: Solve for x
x = 1,584,607,145,225.03/1,418,560.40 - Step 6: Final answer
x = 1,117,053.00
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.