Finding the Fourth Proportional to 1,298,318.12, 1,944,573.18 and 750,539.36
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Solution
The fourth proportional to 1,298,318.12, 1,944,573.18 and 750,539.36 is: 1,124,130.28
Step by Step Solution
- Step 1: Write the proportion equation
1,298,318.12 : 1,944,573.18 = 750,539.36 : x - Step 2: Convert to fraction form
1,298,318.12/1,944,573.18 = 750,539.36/x - Step 3: Cross multiply
1,298,318.12x = 1,944,573.18 × 750,539.36 - Step 4: Simplify right side
1,298,318.12x = 1,459,478,709,990.36 - Step 5: Solve for x
x = 1,459,478,709,990.36/1,298,318.12 - Step 6: Final answer
x = 1,124,130.28
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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.