Finding the Fourth Proportional to 1,817,078.31, 2,507,536.58 and 1,053,202.95
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Solution
The fourth proportional to 1,817,078.31, 2,507,536.58 and 1,053,202.95 is: 1,453,401.82
Step by Step Solution
- Step 1: Write the proportion equation
1,817,078.31 : 2,507,536.58 = 1,053,202.95 : x - Step 2: Convert to fraction form
1,817,078.31/2,507,536.58 = 1,053,202.95/x - Step 3: Cross multiply
1,817,078.31x = 2,507,536.58 × 1,053,202.95 - Step 4: Simplify right side
1,817,078.31x = 2,640,944,918,022.90 - Step 5: Solve for x
x = 2,640,944,918,022.90/1,817,078.31 - Step 6: Final answer
x = 1,453,401.82
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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.