Home / 1,446,384.71-1,995,606.90-1,139,508.56

Finding the Fourth Proportional to 1,446,384.71, 1,995,606.90 and 1,139,508.56

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Solution

The fourth proportional to 1,446,384.71, 1,995,606.90 and 1,139,508.56 is: 1,572,203.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,446,384.71 : 1,995,606.90 = 1,139,508.56 : x
  2. Step 2: Convert to fraction form
    1,446,384.71/1,995,606.90 = 1,139,508.56/x
  3. Step 3: Cross multiply
    1,446,384.71x = 1,995,606.90 × 1,139,508.56
  4. Step 4: Simplify right side
    1,446,384.71x = 2,274,011,134,967.03
  5. Step 5: Solve for x
    x = 2,274,011,134,967.03/1,446,384.71
  6. Step 6: Final answer
    x = 1,572,203.53

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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.