Finding the Fourth Proportional to 991,842.96, 1,487,204.44 and 907,206.08
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Solution
The fourth proportional to 991,842.96, 1,487,204.44 and 907,206.08 is: 1,360,296.91
Step by Step Solution
- Step 1: Write the proportion equation
991,842.96 : 1,487,204.44 = 907,206.08 : x - Step 2: Convert to fraction form
991,842.96/1,487,204.44 = 907,206.08/x - Step 3: Cross multiply
991,842.96x = 1,487,204.44 × 907,206.08 - Step 4: Simplify right side
991,842.96x = 1,349,200,910,171.00 - Step 5: Solve for x
x = 1,349,200,910,171.00/991,842.96 - Step 6: Final answer
x = 1,360,296.91
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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.