Finding the Fourth Proportional to 1,027,989.55, 1,418,774.05 and 592,323.49
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Solution
The fourth proportional to 1,027,989.55, 1,418,774.05 and 592,323.49 is: 817,491.96
Step by Step Solution
- Step 1: Write the proportion equation
1,027,989.55 : 1,418,774.05 = 592,323.49 : x - Step 2: Convert to fraction form
1,027,989.55/1,418,774.05 = 592,323.49/x - Step 3: Cross multiply
1,027,989.55x = 1,418,774.05 × 592,323.49 - Step 4: Simplify right side
1,027,989.55x = 840,373,195,999.49 - Step 5: Solve for x
x = 840,373,195,999.49/1,027,989.55 - Step 6: Final answer
x = 817,491.96
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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.