Home / 1,190,520.74-1,642,931.88-700,598.54

Finding the Fourth Proportional to 1,190,520.74, 1,642,931.88 and 700,598.54

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Solution

The fourth proportional to 1,190,520.74, 1,642,931.88 and 700,598.54 is: 966,833.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190,520.74 : 1,642,931.88 = 700,598.54 : x
  2. Step 2: Convert to fraction form
    1,190,520.74/1,642,931.88 = 700,598.54/x
  3. Step 3: Cross multiply
    1,190,520.74x = 1,642,931.88 × 700,598.54
  4. Step 4: Simplify right side
    1,190,520.74x = 1,151,035,676,447.46
  5. Step 5: Solve for x
    x = 1,151,035,676,447.46/1,190,520.74
  6. Step 6: Final answer
    x = 966,833.79

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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.