Finding the Fourth Proportional to 2,041,627.20, 2,817,417.84 and 1,136,209.20
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Solution
The fourth proportional to 2,041,627.20, 2,817,417.84 and 1,136,209.20 is: 1,567,953.28
Step by Step Solution
- Step 1: Write the proportion equation
2,041,627.20 : 2,817,417.84 = 1,136,209.20 : x - Step 2: Convert to fraction form
2,041,627.20/2,817,417.84 = 1,136,209.20/x - Step 3: Cross multiply
2,041,627.20x = 2,817,417.84 × 1,136,209.20 - Step 4: Simplify right side
2,041,627.20x = 3,201,176,070,052.13 - Step 5: Solve for x
x = 3,201,176,070,052.13/2,041,627.20 - Step 6: Final answer
x = 1,567,953.28
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1.5x scale
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.