Finding the Fourth Proportional to 4,168,603.40, 6,243,573.90 and 2,488,987.40
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Solution
The fourth proportional to 4,168,603.40, 6,243,573.90 and 2,488,987.40 is: 3,727,909.63
Step by Step Solution
- Step 1: Write the proportion equation
4,168,603.40 : 6,243,573.90 = 2,488,987.40 : x - Step 2: Convert to fraction form
4,168,603.40/6,243,573.90 = 2,488,987.40/x - Step 3: Cross multiply
4,168,603.40x = 6,243,573.90 × 2,488,987.40 - Step 4: Simplify right side
4,168,603.40x = 15,540,176,768,068.86 - Step 5: Solve for x
x = 15,540,176,768,068.86/4,168,603.40 - Step 6: Final answer
x = 3,727,909.63
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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.