Finding the Fourth Proportional to 1,879,756.68, 2,593,994.76 and 1,020,298.80
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Solution
The fourth proportional to 1,879,756.68, 2,593,994.76 and 1,020,298.80 is: 1,407,974.64
Step by Step Solution
- Step 1: Write the proportion equation
1,879,756.68 : 2,593,994.76 = 1,020,298.80 : x - Step 2: Convert to fraction form
1,879,756.68/2,593,994.76 = 1,020,298.80/x - Step 3: Cross multiply
1,879,756.68x = 2,593,994.76 × 1,020,298.80 - Step 4: Simplify right side
1,879,756.68x = 2,646,649,740,834.29 - Step 5: Solve for x
x = 2,646,649,740,834.29/1,879,756.68 - Step 6: Final answer
x = 1,407,974.64
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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.