Finding the Fourth Proportional to 1,029,024.63, 1,420,547.63 and 723,363.03
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Solution
The fourth proportional to 1,029,024.63, 1,420,547.63 and 723,363.03 is: 998,587.99
Step by Step Solution
- Step 1: Write the proportion equation
1,029,024.63 : 1,420,547.63 = 723,363.03 : x - Step 2: Convert to fraction form
1,029,024.63/1,420,547.63 = 723,363.03/x - Step 3: Cross multiply
1,029,024.63x = 1,420,547.63 × 723,363.03 - Step 4: Simplify right side
1,029,024.63x = 1,027,571,638,274.59 - Step 5: Solve for x
x = 1,027,571,638,274.59/1,029,024.63 - Step 6: Final answer
x = 998,587.99
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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.