Finding the Fourth Proportional to 1,130,794.73, 1,695,404.76 and 420,632.09
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Solution
The fourth proportional to 1,130,794.73, 1,695,404.76 and 420,632.09 is: 630,655.26
Step by Step Solution
- Step 1: Write the proportion equation
1,130,794.73 : 1,695,404.76 = 420,632.09 : x - Step 2: Convert to fraction form
1,130,794.73/1,695,404.76 = 420,632.09/x - Step 3: Cross multiply
1,130,794.73x = 1,695,404.76 × 420,632.09 - Step 4: Simplify right side
1,130,794.73x = 713,141,639,117.73 - Step 5: Solve for x
x = 713,141,639,117.73/1,130,794.73 - Step 6: Final answer
x = 630,655.26
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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.