Finding the Fourth Proportional to 1,247,533.84, 1,869,750.42 and 572,899.42
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Solution
The fourth proportional to 1,247,533.84, 1,869,750.42 and 572,899.42 is: 858,637.17
Step by Step Solution
- Step 1: Write the proportion equation
1,247,533.84 : 1,869,750.42 = 572,899.42 : x - Step 2: Convert to fraction form
1,247,533.84/1,869,750.42 = 572,899.42/x - Step 3: Cross multiply
1,247,533.84x = 1,869,750.42 × 572,899.42 - Step 4: Simplify right side
1,247,533.84x = 1,071,178,931,162.76 - Step 5: Solve for x
x = 1,071,178,931,162.76/1,247,533.84 - Step 6: Final answer
x = 858,637.17
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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.