Finding the Fourth Proportional to 1,375,126.06, 1,897,637.52 and 763,277.08
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Solution
The fourth proportional to 1,375,126.06, 1,897,637.52 and 763,277.08 is: 1,053,302.14
Step by Step Solution
- Step 1: Write the proportion equation
1,375,126.06 : 1,897,637.52 = 763,277.08 : x - Step 2: Convert to fraction form
1,375,126.06/1,897,637.52 = 763,277.08/x - Step 3: Cross multiply
1,375,126.06x = 1,897,637.52 × 763,277.08 - Step 4: Simplify right side
1,375,126.06x = 1,448,423,225,164.04 - Step 5: Solve for x
x = 1,448,423,225,164.04/1,375,126.06 - Step 6: Final answer
x = 1,053,302.14
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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.