Finding the Fourth Proportional to 1,718,034.96, 2,565,482.74 and 1,403,116.56
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Solution
The fourth proportional to 1,718,034.96, 2,565,482.74 and 1,403,116.56 is: 2,095,225.88
Step by Step Solution
- Step 1: Write the proportion equation
1,718,034.96 : 2,565,482.74 = 1,403,116.56 : x - Step 2: Convert to fraction form
1,718,034.96/2,565,482.74 = 1,403,116.56/x - Step 3: Cross multiply
1,718,034.96x = 2,565,482.74 × 1,403,116.56 - Step 4: Simplify right side
1,718,034.96x = 3,599,671,316,888.18 - Step 5: Solve for x
x = 3,599,671,316,888.18/1,718,034.96 - Step 6: Final answer
x = 2,095,225.88
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.