Finding the Fourth Proportional to 1,358,373.18, 1,874,599.94 and 746,547.63
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Solution
The fourth proportional to 1,358,373.18, 1,874,599.94 and 746,547.63 is: 1,030,260.43
Step by Step Solution
- Step 1: Write the proportion equation
1,358,373.18 : 1,874,599.94 = 746,547.63 : x - Step 2: Convert to fraction form
1,358,373.18/1,874,599.94 = 746,547.63/x - Step 3: Cross multiply
1,358,373.18x = 1,874,599.94 × 746,547.63 - Step 4: Simplify right side
1,358,373.18x = 1,399,478,138,672.40 - Step 5: Solve for x
x = 1,399,478,138,672.40/1,358,373.18 - Step 6: Final answer
x = 1,030,260.43
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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.