Finding the Fourth Proportional to 1,125,075.12, 1,552,607.76 and 608,828.95
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Solution
The fourth proportional to 1,125,075.12, 1,552,607.76 and 608,828.95 is: 840,186.17
Step by Step Solution
- Step 1: Write the proportion equation
1,125,075.12 : 1,552,607.76 = 608,828.95 : x - Step 2: Convert to fraction form
1,125,075.12/1,552,607.76 = 608,828.95/x - Step 3: Cross multiply
1,125,075.12x = 1,552,607.76 × 608,828.95 - Step 4: Simplify right side
1,125,075.12x = 945,272,552,282.65 - Step 5: Solve for x
x = 945,272,552,282.65/1,125,075.12 - Step 6: Final answer
x = 840,186.17
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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.