Finding the Fourth Proportional to 1,368,911.29, 2,053,210.12 and 358,130.82
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Solution
The fourth proportional to 1,368,911.29, 2,053,210.12 and 358,130.82 is: 537,155.20
Step by Step Solution
- Step 1: Write the proportion equation
1,368,911.29 : 2,053,210.12 = 358,130.82 : x - Step 2: Convert to fraction form
1,368,911.29/2,053,210.12 = 358,130.82/x - Step 3: Cross multiply
1,368,911.29x = 2,053,210.12 × 358,130.82 - Step 4: Simplify right side
1,368,911.29x = 735,317,823,907.90 - Step 5: Solve for x
x = 735,317,823,907.90/1,368,911.29 - Step 6: Final answer
x = 537,155.20
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.