Finding the Fourth Proportional to 2,864,475.84, 3,953,024.84 and 1,640,888.36
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Solution
The fourth proportional to 2,864,475.84, 3,953,024.84 and 1,640,888.36 is: 2,264,453.54
Step by Step Solution
- Step 1: Write the proportion equation
2,864,475.84 : 3,953,024.84 = 1,640,888.36 : x - Step 2: Convert to fraction form
2,864,475.84/3,953,024.84 = 1,640,888.36/x - Step 3: Cross multiply
2,864,475.84x = 3,953,024.84 × 1,640,888.36 - Step 4: Simplify right side
2,864,475.84x = 6,486,472,446,746.86 - Step 5: Solve for x
x = 6,486,472,446,746.86/2,864,475.84 - Step 6: Final answer
x = 2,264,453.54
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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.