Finding the Fourth Proportional to 1,197,848.98, 1,653,023.05 and 653,984.74
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Solution
The fourth proportional to 1,197,848.98, 1,653,023.05 and 653,984.74 is: 902,494.28
Step by Step Solution
- Step 1: Write the proportion equation
1,197,848.98 : 1,653,023.05 = 653,984.74 : x - Step 2: Convert to fraction form
1,197,848.98/1,653,023.05 = 653,984.74/x - Step 3: Cross multiply
1,197,848.98x = 1,653,023.05 × 653,984.74 - Step 4: Simplify right side
1,197,848.98x = 1,081,051,849,568.26 - Step 5: Solve for x
x = 1,081,051,849,568.26/1,197,848.98 - Step 6: Final answer
x = 902,494.28
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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.