Finding the Fourth Proportional to 2,898,332.40, 4,348,276.20 and 2,584,959.60
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Solution
The fourth proportional to 2,898,332.40, 4,348,276.20 and 2,584,959.60 is: 3,878,132.92
Step by Step Solution
- Step 1: Write the proportion equation
2,898,332.40 : 4,348,276.20 = 2,584,959.60 : x - Step 2: Convert to fraction form
2,898,332.40/4,348,276.20 = 2,584,959.60/x - Step 3: Cross multiply
2,898,332.40x = 4,348,276.20 × 2,584,959.60 - Step 4: Simplify right side
2,898,332.40x = 11,240,118,306,641.52 - Step 5: Solve for x
x = 11,240,118,306,641.52/2,898,332.40 - Step 6: Final answer
x = 3,878,132.92
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.