Finding the Fourth Proportional to 2,224,595.19, 3,069,965.57 and 1,306,863.03
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Solution
The fourth proportional to 2,224,595.19, 3,069,965.57 and 1,306,863.03 is: 1,803,485.20
Step by Step Solution
- Step 1: Write the proportion equation
2,224,595.19 : 3,069,965.57 = 1,306,863.03 : x - Step 2: Convert to fraction form
2,224,595.19/3,069,965.57 = 1,306,863.03/x - Step 3: Cross multiply
2,224,595.19x = 3,069,965.57 × 1,306,863.03 - Step 4: Simplify right side
2,224,595.19x = 4,012,024,506,805.88 - Step 5: Solve for x
x = 4,012,024,506,805.88/2,224,595.19 - Step 6: Final answer
x = 1,803,485.20
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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.