Finding the Fourth Proportional to 1,115,742.24, 1,539,691.94 and 632,352.06
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Solution
The fourth proportional to 1,115,742.24, 1,539,691.94 and 632,352.06 is: 872,627.50
Step by Step Solution
- Step 1: Write the proportion equation
1,115,742.24 : 1,539,691.94 = 632,352.06 : x - Step 2: Convert to fraction form
1,115,742.24/1,539,691.94 = 632,352.06/x - Step 3: Cross multiply
1,115,742.24x = 1,539,691.94 × 632,352.06 - Step 4: Simplify right side
1,115,742.24x = 973,627,366,862.64 - Step 5: Solve for x
x = 973,627,366,862.64/1,115,742.24 - Step 6: Final answer
x = 872,627.50
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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.