Finding the Fourth Proportional to 1,416,869.95, 1,955,281.08 and 805,023.49
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Solution
The fourth proportional to 1,416,869.95, 1,955,281.08 and 805,023.49 is: 1,110,932.73
Step by Step Solution
- Step 1: Write the proportion equation
1,416,869.95 : 1,955,281.08 = 805,023.49 : x - Step 2: Convert to fraction form
1,416,869.95/1,955,281.08 = 805,023.49/x - Step 3: Cross multiply
1,416,869.95x = 1,955,281.08 × 805,023.49 - Step 4: Simplify right side
1,416,869.95x = 1,574,047,198,952.57 - Step 5: Solve for x
x = 1,574,047,198,952.57/1,416,869.95 - Step 6: Final answer
x = 1,110,932.73
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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.