Finding the Fourth Proportional to 1,018,307.08, 1,404,946.74 and 588,430.36
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Solution
The fourth proportional to 1,018,307.08, 1,404,946.74 and 588,430.36 is: 811,850.70
Step by Step Solution
- Step 1: Write the proportion equation
1,018,307.08 : 1,404,946.74 = 588,430.36 : x - Step 2: Convert to fraction form
1,018,307.08/1,404,946.74 = 588,430.36/x - Step 3: Cross multiply
1,018,307.08x = 1,404,946.74 × 588,430.36 - Step 4: Simplify right side
1,018,307.08x = 826,713,315,999.03 - Step 5: Solve for x
x = 826,713,315,999.03/1,018,307.08 - Step 6: Final answer
x = 811,850.70
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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.