Home / 1,457,538.03-2,011,406.04-812,999.97

Finding the Fourth Proportional to 1,457,538.03, 2,011,406.04 and 812,999.97

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Solution

The fourth proportional to 1,457,538.03, 2,011,406.04 and 812,999.97 is: 1,121,941.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,457,538.03 : 2,011,406.04 = 812,999.97 : x
  2. Step 2: Convert to fraction form
    1,457,538.03/2,011,406.04 = 812,999.97/x
  3. Step 3: Cross multiply
    1,457,538.03x = 2,011,406.04 × 812,999.97
  4. Step 4: Simplify right side
    1,457,538.03x = 1,635,273,050,177.82
  5. Step 5: Solve for x
    x = 1,635,273,050,177.82/1,457,538.03
  6. Step 6: Final answer
    x = 1,121,941.94

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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.