Finding the Fourth Proportional to 2,385,587.98, 3,292,125.73 and 1,297,867.35
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Solution
The fourth proportional to 2,385,587.98, 3,292,125.73 and 1,297,867.35 is: 1,791,064.74
Step by Step Solution
- Step 1: Write the proportion equation
2,385,587.98 : 3,292,125.73 = 1,297,867.35 : x - Step 2: Convert to fraction form
2,385,587.98/3,292,125.73 = 1,297,867.35/x - Step 3: Cross multiply
2,385,587.98x = 3,292,125.73 × 1,297,867.35 - Step 4: Simplify right side
2,385,587.98x = 4,272,742,506,162.72 - Step 5: Solve for x
x = 4,272,742,506,162.72/2,385,587.98 - Step 6: Final answer
x = 1,791,064.74
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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.