Finding the Fourth Proportional to 1,171,152.98, 1,615,545.51 and 808,767.08
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Solution
The fourth proportional to 1,171,152.98, 1,615,545.51 and 808,767.08 is: 1,115,652.73
Step by Step Solution
- Step 1: Write the proportion equation
1,171,152.98 : 1,615,545.51 = 808,767.08 : x - Step 2: Convert to fraction form
1,171,152.98/1,615,545.51 = 808,767.08/x - Step 3: Cross multiply
1,171,152.98x = 1,615,545.51 × 808,767.08 - Step 4: Simplify right side
1,171,152.98x = 1,306,600,024,729.81 - Step 5: Solve for x
x = 1,306,600,024,729.81/1,171,152.98 - Step 6: Final answer
x = 1,115,652.73
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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.