Finding the Fourth Proportional to 1,887,137.55, 2,831,539.68 and 1,464,346.71
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Solution
The fourth proportional to 1,887,137.55, 2,831,539.68 and 1,464,346.71 is: 2,197,166.72
Step by Step Solution
- Step 1: Write the proportion equation
1,887,137.55 : 2,831,539.68 = 1,464,346.71 : x - Step 2: Convert to fraction form
1,887,137.55/2,831,539.68 = 1,464,346.71/x - Step 3: Cross multiply
1,887,137.55x = 2,831,539.68 × 1,464,346.71 - Step 4: Simplify right side
1,887,137.55x = 4,146,355,814,642.45 - Step 5: Solve for x
x = 4,146,355,814,642.45/1,887,137.55 - Step 6: Final answer
x = 2,197,166.72
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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.