Home / 2,421,217.60-3,341,431.40-1,333,488.90

Finding the Fourth Proportional to 2,421,217.60, 3,341,431.40 and 1,333,488.90

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Solution

The fourth proportional to 2,421,217.60, 3,341,431.40 and 1,333,488.90 is: 1,840,297.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,421,217.60 : 3,341,431.40 = 1,333,488.90 : x
  2. Step 2: Convert to fraction form
    2,421,217.60/3,341,431.40 = 1,333,488.90/x
  3. Step 3: Cross multiply
    2,421,217.60x = 3,341,431.40 × 1,333,488.90
  4. Step 4: Simplify right side
    2,421,217.60x = 4,455,761,682,011.46
  5. Step 5: Solve for x
    x = 4,455,761,682,011.46/2,421,217.60
  6. Step 6: Final answer
    x = 1,840,297.91

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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.