Home / 1,303,372.80-1,956,808.80-832,147.20

Finding the Fourth Proportional to 1,303,372.80, 1,956,808.80 and 832,147.20

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Solution

The fourth proportional to 1,303,372.80, 1,956,808.80 and 832,147.20 is: 1,249,337.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,372.80 : 1,956,808.80 = 832,147.20 : x
  2. Step 2: Convert to fraction form
    1,303,372.80/1,956,808.80 = 832,147.20/x
  3. Step 3: Cross multiply
    1,303,372.80x = 1,956,808.80 × 832,147.20
  4. Step 4: Simplify right side
    1,303,372.80x = 1,628,352,963,855.36
  5. Step 5: Solve for x
    x = 1,628,352,963,855.36/1,303,372.80
  6. Step 6: Final answer
    x = 1,249,337.84

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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.