Finding the Fourth Proportional to 1,779,243.75, 2,455,345.23 and 963,430.18
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Solution
The fourth proportional to 1,779,243.75, 2,455,345.23 and 963,430.18 is: 1,329,527.61
Step by Step Solution
- Step 1: Write the proportion equation
1,779,243.75 : 2,455,345.23 = 963,430.18 : x - Step 2: Convert to fraction form
1,779,243.75/2,455,345.23 = 963,430.18/x - Step 3: Cross multiply
1,779,243.75x = 2,455,345.23 × 963,430.18 - Step 4: Simplify right side
1,779,243.75x = 2,365,553,696,901.04 - Step 5: Solve for x
x = 2,365,553,696,901.04/1,779,243.75 - Step 6: Final answer
x = 1,329,527.61
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.