Home / 1,037,218.64-1,431,628.04-675,543.76

Finding the Fourth Proportional to 1,037,218.64, 1,431,628.04 and 675,543.76

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Solution

The fourth proportional to 1,037,218.64, 1,431,628.04 and 675,543.76 is: 932,423.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,218.64 : 1,431,628.04 = 675,543.76 : x
  2. Step 2: Convert to fraction form
    1,037,218.64/1,431,628.04 = 675,543.76/x
  3. Step 3: Cross multiply
    1,037,218.64x = 1,431,628.04 × 675,543.76
  4. Step 4: Simplify right side
    1,037,218.64x = 967,127,389,063.03
  5. Step 5: Solve for x
    x = 967,127,389,063.03/1,037,218.64
  6. Step 6: Final answer
    x = 932,423.84

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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.