Home / 1,111,865-1,534,538.40-704,004.76

Finding the Fourth Proportional to 1,111,865, 1,534,538.40 and 704,004.76

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Solution

The fourth proportional to 1,111,865, 1,534,538.40 and 704,004.76 is: 971,630.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,865 : 1,534,538.40 = 704,004.76 : x
  2. Step 2: Convert to fraction form
    1,111,865/1,534,538.40 = 704,004.76/x
  3. Step 3: Cross multiply
    1,111,865x = 1,534,538.40 × 704,004.76
  4. Step 4: Simplify right side
    1,111,865x = 1,080,322,338,002.78
  5. Step 5: Solve for x
    x = 1,080,322,338,002.78/1,111,865
  6. Step 6: Final answer
    x = 971,630.85

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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.