Finding the Fourth Proportional to 5,791,974.74, 8,688,472.68 and 2,148,746.81
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Solution
The fourth proportional to 5,791,974.74, 8,688,472.68 and 2,148,746.81 is: 3,223,309.63
Step by Step Solution
- Step 1: Write the proportion equation
5,791,974.74 : 8,688,472.68 = 2,148,746.81 : x - Step 2: Convert to fraction form
5,791,974.74/8,688,472.68 = 2,148,746.81/x - Step 3: Cross multiply
5,791,974.74x = 8,688,472.68 × 2,148,746.81 - Step 4: Simplify right side
5,791,974.74x = 18,669,327,911,479.79 - Step 5: Solve for x
x = 18,669,327,911,479.79/5,791,974.74 - Step 6: Final answer
x = 3,223,309.63
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.