Finding the Fourth Proportional to 1,186,187.91, 1,779,824.05 and 645,634.41
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Solution
The fourth proportional to 1,186,187.91, 1,779,824.05 and 645,634.41 is: 968,746.72
Step by Step Solution
- Step 1: Write the proportion equation
1,186,187.91 : 1,779,824.05 = 645,634.41 : x - Step 2: Convert to fraction form
1,186,187.91/1,779,824.05 = 645,634.41/x - Step 3: Cross multiply
1,186,187.91x = 1,779,824.05 × 645,634.41 - Step 4: Simplify right side
1,186,187.91x = 1,149,115,650,425.56 - Step 5: Solve for x
x = 1,149,115,650,425.56/1,186,187.91 - Step 6: Final answer
x = 968,746.72
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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.