Home / 1,420,946.04-1,960,882.38-776,352.36

Finding the Fourth Proportional to 1,420,946.04, 1,960,882.38 and 776,352.36

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Solution

The fourth proportional to 1,420,946.04, 1,960,882.38 and 776,352.36 is: 1,071,353.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,420,946.04 : 1,960,882.38 = 776,352.36 : x
  2. Step 2: Convert to fraction form
    1,420,946.04/1,960,882.38 = 776,352.36/x
  3. Step 3: Cross multiply
    1,420,946.04x = 1,960,882.38 × 776,352.36
  4. Step 4: Simplify right side
    1,420,946.04x = 1,522,335,663,395.42
  5. Step 5: Solve for x
    x = 1,522,335,663,395.42/1,420,946.04
  6. Step 6: Final answer
    x = 1,071,353.61

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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.