Home / 1,232,439.64-1,700,597.63-688,507.83

Finding the Fourth Proportional to 1,232,439.64, 1,700,597.63 and 688,507.83

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Solution

The fourth proportional to 1,232,439.64, 1,700,597.63 and 688,507.83 is: 950,046.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,439.64 : 1,700,597.63 = 688,507.83 : x
  2. Step 2: Convert to fraction form
    1,232,439.64/1,700,597.63 = 688,507.83/x
  3. Step 3: Cross multiply
    1,232,439.64x = 1,700,597.63 × 688,507.83
  4. Step 4: Simplify right side
    1,232,439.64x = 1,170,874,785,655.71
  5. Step 5: Solve for x
    x = 1,170,874,785,655.71/1,232,439.64
  6. Step 6: Final answer
    x = 950,046.36

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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.