Home / 1,159,410.74-1,600,003.40-700,461.50

Finding the Fourth Proportional to 1,159,410.74, 1,600,003.40 and 700,461.50

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Solution

The fourth proportional to 1,159,410.74, 1,600,003.40 and 700,461.50 is: 966,646.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159,410.74 : 1,600,003.40 = 700,461.50 : x
  2. Step 2: Convert to fraction form
    1,159,410.74/1,600,003.40 = 700,461.50/x
  3. Step 3: Cross multiply
    1,159,410.74x = 1,600,003.40 × 700,461.50
  4. Step 4: Simplify right side
    1,159,410.74x = 1,120,740,770,066.78
  5. Step 5: Solve for x
    x = 1,120,740,770,066.78/1,159,410.74
  6. Step 6: Final answer
    x = 966,646.88

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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.