Home / 1,870,442.57-2,581,209.20-1,011,002.83

Finding the Fourth Proportional to 1,870,442.57, 2,581,209.20 and 1,011,002.83

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Solution

The fourth proportional to 1,870,442.57, 2,581,209.20 and 1,011,002.83 is: 1,395,183.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,870,442.57 : 2,581,209.20 = 1,011,002.83 : x
  2. Step 2: Convert to fraction form
    1,870,442.57/2,581,209.20 = 1,011,002.83/x
  3. Step 3: Cross multiply
    1,870,442.57x = 2,581,209.20 × 1,011,002.83
  4. Step 4: Simplify right side
    1,870,442.57x = 2,609,609,802,096.52
  5. Step 5: Solve for x
    x = 2,609,609,802,096.52/1,870,442.57
  6. Step 6: Final answer
    x = 1,395,183.07

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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.