Finding the Fourth Proportional to 2,345,597.84, 3,236,931.24 and 1,272,509.84
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Solution
The fourth proportional to 2,345,597.84, 3,236,931.24 and 1,272,509.84 is: 1,756,066.95
Step by Step Solution
- Step 1: Write the proportion equation
2,345,597.84 : 3,236,931.24 = 1,272,509.84 : x - Step 2: Convert to fraction form
2,345,597.84/3,236,931.24 = 1,272,509.84/x - Step 3: Cross multiply
2,345,597.84x = 3,236,931.24 × 1,272,509.84 - Step 4: Simplify right side
2,345,597.84x = 4,119,026,854,303.40 - Step 5: Solve for x
x = 4,119,026,854,303.40/2,345,597.84 - Step 6: Final answer
x = 1,756,066.95
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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.