Home / 1,890,834.10-2,609,246.12-1,074,924.54

Finding the Fourth Proportional to 1,890,834.10, 2,609,246.12 and 1,074,924.54

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Solution

The fourth proportional to 1,890,834.10, 2,609,246.12 and 1,074,924.54 is: 1,483,336.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,890,834.10 : 2,609,246.12 = 1,074,924.54 : x
  2. Step 2: Convert to fraction form
    1,890,834.10/2,609,246.12 = 1,074,924.54/x
  3. Step 3: Cross multiply
    1,890,834.10x = 2,609,246.12 × 1,074,924.54
  4. Step 4: Simplify right side
    1,890,834.10x = 2,804,742,679,913.16
  5. Step 5: Solve for x
    x = 2,804,742,679,913.16/1,890,834.10
  6. Step 6: Final answer
    x = 1,483,336.21

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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.