Finding the Fourth Proportional to 5,730,860.76, 7,908,276.42 and 3,152,125.32
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Solution
The fourth proportional to 5,730,860.76, 7,908,276.42 and 3,152,125.32 is: 4,349,761.65
Step by Step Solution
- Step 1: Write the proportion equation
5,730,860.76 : 7,908,276.42 = 3,152,125.32 : x - Step 2: Convert to fraction form
5,730,860.76/7,908,276.42 = 3,152,125.32/x - Step 3: Cross multiply
5,730,860.76x = 7,908,276.42 × 3,152,125.32 - Step 4: Simplify right side
5,730,860.76x = 24,927,878,341,040.95 - Step 5: Solve for x
x = 24,927,878,341,040.95/5,730,860.76 - Step 6: Final answer
x = 4,349,761.65
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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.