Finding the Fourth Proportional to 1,528,314.24, 2,108,195.28 and 954,358.08
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Solution
The fourth proportional to 1,528,314.24, 2,108,195.28 and 954,358.08 is: 1,316,465.65
Step by Step Solution
- Step 1: Write the proportion equation
1,528,314.24 : 2,108,195.28 = 954,358.08 : x - Step 2: Convert to fraction form
1,528,314.24/2,108,195.28 = 954,358.08/x - Step 3: Cross multiply
1,528,314.24x = 2,108,195.28 × 954,358.08 - Step 4: Simplify right side
1,528,314.24x = 2,011,973,199,685.86 - Step 5: Solve for x
x = 2,011,973,199,685.86/1,528,314.24 - Step 6: Final answer
x = 1,316,465.65
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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.