Home / 1,338,885.81-1,847,656.58-727,033.64

Finding the Fourth Proportional to 1,338,885.81, 1,847,656.58 and 727,033.64

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Solution

The fourth proportional to 1,338,885.81, 1,847,656.58 and 727,033.64 is: 1,003,303.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,885.81 : 1,847,656.58 = 727,033.64 : x
  2. Step 2: Convert to fraction form
    1,338,885.81/1,847,656.58 = 727,033.64/x
  3. Step 3: Cross multiply
    1,338,885.81x = 1,847,656.58 × 727,033.64
  4. Step 4: Simplify right side
    1,338,885.81x = 1,343,308,475,953.90
  5. Step 5: Solve for x
    x = 1,343,308,475,953.90/1,338,885.81
  6. Step 6: Final answer
    x = 1,003,303.24

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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.