Finding the Fourth Proportional to 1,303,210.07, 1,797,363.65 and 917,302.99
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Solution
The fourth proportional to 1,303,210.07, 1,797,363.65 and 917,302.99 is: 1,265,127.61
Step by Step Solution
- Step 1: Write the proportion equation
1,303,210.07 : 1,797,363.65 = 917,302.99 : x - Step 2: Convert to fraction form
1,303,210.07/1,797,363.65 = 917,302.99/x - Step 3: Cross multiply
1,303,210.07x = 1,797,363.65 × 917,302.99 - Step 4: Simplify right side
1,303,210.07x = 1,648,727,036,688.98 - Step 5: Solve for x
x = 1,648,727,036,688.98/1,303,210.07 - Step 6: Final answer
x = 1,265,127.61
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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.