Home / 1,870,309.24-2,580,974.99-1,054,505.69

Finding the Fourth Proportional to 1,870,309.24, 2,580,974.99 and 1,054,505.69

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Solution

The fourth proportional to 1,870,309.24, 2,580,974.99 and 1,054,505.69 is: 1,455,188.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,870,309.24 : 2,580,974.99 = 1,054,505.69 : x
  2. Step 2: Convert to fraction form
    1,870,309.24/2,580,974.99 = 1,054,505.69/x
  3. Step 3: Cross multiply
    1,870,309.24x = 2,580,974.99 × 1,054,505.69
  4. Step 4: Simplify right side
    1,870,309.24x = 2,721,652,808,158.34
  5. Step 5: Solve for x
    x = 2,721,652,808,158.34/1,870,309.24
  6. Step 6: Final answer
    x = 1,455,188.67

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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.