Finding the Fourth Proportional to 2,548,259.12, 3,516,598.08 and 1,402,339.47
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Solution
The fourth proportional to 2,548,259.12, 3,516,598.08 and 1,402,339.47 is: 1,935,228.74
Step by Step Solution
- Step 1: Write the proportion equation
2,548,259.12 : 3,516,598.08 = 1,402,339.47 : x - Step 2: Convert to fraction form
2,548,259.12/3,516,598.08 = 1,402,339.47/x - Step 3: Cross multiply
2,548,259.12x = 3,516,598.08 × 1,402,339.47 - Step 4: Simplify right side
2,548,259.12x = 4,931,464,287,710.22 - Step 5: Solve for x
x = 4,931,464,287,710.22/2,548,259.12 - Step 6: Final answer
x = 1,935,228.74
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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.