Finding the Fourth Proportional to 1,502,009.19, 2,072,077.88 and 1,330,102.35
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Solution
The fourth proportional to 1,502,009.19, 2,072,077.88 and 1,330,102.35 is: 1,834,925.96
Step by Step Solution
- Step 1: Write the proportion equation
1,502,009.19 : 2,072,077.88 = 1,330,102.35 : x - Step 2: Convert to fraction form
1,502,009.19/2,072,077.88 = 1,330,102.35/x - Step 3: Cross multiply
1,502,009.19x = 2,072,077.88 × 1,330,102.35 - Step 4: Simplify right side
1,502,009.19x = 2,756,075,650,920.51 - Step 5: Solve for x
x = 2,756,075,650,920.51/1,502,009.19 - Step 6: Final answer
x = 1,834,925.96
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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.