Home / 1,163,919.40-1,605,298.82-756,152.62

Finding the Fourth Proportional to 1,163,919.40, 1,605,298.82 and 756,152.62

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Solution

The fourth proportional to 1,163,919.40, 1,605,298.82 and 756,152.62 is: 1,042,899.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,163,919.40 : 1,605,298.82 = 756,152.62 : x
  2. Step 2: Convert to fraction form
    1,163,919.40/1,605,298.82 = 756,152.62/x
  3. Step 3: Cross multiply
    1,163,919.40x = 1,605,298.82 × 756,152.62
  4. Step 4: Simplify right side
    1,163,919.40x = 1,213,850,900,831.90
  5. Step 5: Solve for x
    x = 1,213,850,900,831.90/1,163,919.40
  6. Step 6: Final answer
    x = 1,042,899.45

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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.