Finding the Fourth Proportional to 1,357,064.66, 1,872,750.90 and 745,256.88
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Solution
The fourth proportional to 1,357,064.66, 1,872,750.90 and 745,256.88 is: 1,028,455.41
Step by Step Solution
- Step 1: Write the proportion equation
1,357,064.66 : 1,872,750.90 = 745,256.88 : x - Step 2: Convert to fraction form
1,357,064.66/1,872,750.90 = 745,256.88/x - Step 3: Cross multiply
1,357,064.66x = 1,872,750.90 × 745,256.88 - Step 4: Simplify right side
1,357,064.66x = 1,395,680,492,751.19 - Step 5: Solve for x
x = 1,395,680,492,751.19/1,357,064.66 - Step 6: Final answer
x = 1,028,455.41
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.