Finding the Fourth Proportional to 1,834,804.05, 2,752,206.08 and 1,117,358.70
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Solution
The fourth proportional to 1,834,804.05, 2,752,206.08 and 1,117,358.70 is: 1,676,038.05
Step by Step Solution
- Step 1: Write the proportion equation
1,834,804.05 : 2,752,206.08 = 1,117,358.70 : x - Step 2: Convert to fraction form
1,834,804.05/2,752,206.08 = 1,117,358.70/x - Step 3: Cross multiply
1,834,804.05x = 2,752,206.08 × 1,117,358.70 - Step 4: Simplify right side
1,834,804.05x = 3,075,201,402,094.10 - Step 5: Solve for x
x = 3,075,201,402,094.10/1,834,804.05 - Step 6: Final answer
x = 1,676,038.05
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.