Home / 2,455,033.20-3,386,772.36-1,907,421.58

Finding the Fourth Proportional to 2,455,033.20, 3,386,772.36 and 1,907,421.58

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Solution

The fourth proportional to 2,455,033.20, 3,386,772.36 and 1,907,421.58 is: 2,631,330.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,455,033.20 : 3,386,772.36 = 1,907,421.58 : x
  2. Step 2: Convert to fraction form
    2,455,033.20/3,386,772.36 = 1,907,421.58/x
  3. Step 3: Cross multiply
    2,455,033.20x = 3,386,772.36 × 1,907,421.58
  4. Step 4: Simplify right side
    2,455,033.20x = 6,460,002,686,011.53
  5. Step 5: Solve for x
    x = 6,460,002,686,011.53/2,455,033.20
  6. Step 6: Final answer
    x = 2,631,330.07

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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.