Home / 1,502,379.11-2,071,606.47-1,088,096.56

Finding the Fourth Proportional to 1,502,379.11, 2,071,606.47 and 1,088,096.56

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Solution

The fourth proportional to 1,502,379.11, 2,071,606.47 and 1,088,096.56 is: 1,500,358.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,502,379.11 : 2,071,606.47 = 1,088,096.56 : x
  2. Step 2: Convert to fraction form
    1,502,379.11/2,071,606.47 = 1,088,096.56/x
  3. Step 3: Cross multiply
    1,502,379.11x = 2,071,606.47 × 1,088,096.56
  4. Step 4: Simplify right side
    1,502,379.11x = 2,254,107,870,541.91
  5. Step 5: Solve for x
    x = 2,254,107,870,541.91/1,502,379.11
  6. Step 6: Final answer
    x = 1,500,358.90

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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.