Finding the Fourth Proportional to 1,879,613.42, 2,593,797.14 and 1,020,155.23
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Solution
The fourth proportional to 1,879,613.42, 2,593,797.14 and 1,020,155.23 is: 1,407,776.55
Step by Step Solution
- Step 1: Write the proportion equation
1,879,613.42 : 2,593,797.14 = 1,020,155.23 : x - Step 2: Convert to fraction form
1,879,613.42/2,593,797.14 = 1,020,155.23/x - Step 3: Cross multiply
1,879,613.42x = 2,593,797.14 × 1,020,155.23 - Step 4: Simplify right side
1,879,613.42x = 2,646,075,704,961.06 - Step 5: Solve for x
x = 2,646,075,704,961.06/1,879,613.42 - Step 6: Final answer
x = 1,407,776.55
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.