Home / 832,007.40-1,248,011.10-682,708.20

Finding the Fourth Proportional to 832,007.40, 1,248,011.10 and 682,708.20

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Solution

The fourth proportional to 832,007.40, 1,248,011.10 and 682,708.20 is: 1,024,062.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,007.40 : 1,248,011.10 = 682,708.20 : x
  2. Step 2: Convert to fraction form
    832,007.40/1,248,011.10 = 682,708.20/x
  3. Step 3: Cross multiply
    832,007.40x = 1,248,011.10 × 682,708.20
  4. Step 4: Simplify right side
    832,007.40x = 852,027,411,661.02
  5. Step 5: Solve for x
    x = 852,027,411,661.02/832,007.40
  6. Step 6: Final answer
    x = 1,024,062.30

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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.