Home / 3,436,173.80-4,742,001.71-1,887,467.91

Finding the Fourth Proportional to 3,436,173.80, 4,742,001.71 and 1,887,467.91

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Solution

The fourth proportional to 3,436,173.80, 4,742,001.71 and 1,887,467.91 is: 2,604,750.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,436,173.80 : 4,742,001.71 = 1,887,467.91 : x
  2. Step 2: Convert to fraction form
    3,436,173.80/4,742,001.71 = 1,887,467.91/x
  3. Step 3: Cross multiply
    3,436,173.80x = 4,742,001.71 × 1,887,467.91
  4. Step 4: Simplify right side
    3,436,173.80x = 8,950,376,064,823.65
  5. Step 5: Solve for x
    x = 8,950,376,064,823.65/3,436,173.80
  6. Step 6: Final answer
    x = 2,604,750.69

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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.