Home / 1,480,582.10-2,221,391.55-639,737.30

Finding the Fourth Proportional to 1,480,582.10, 2,221,391.55 and 639,737.30

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Solution

The fourth proportional to 1,480,582.10, 2,221,391.55 and 639,737.30 is: 959,829.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480,582.10 : 2,221,391.55 = 639,737.30 : x
  2. Step 2: Convert to fraction form
    1,480,582.10/2,221,391.55 = 639,737.30/x
  3. Step 3: Cross multiply
    1,480,582.10x = 2,221,391.55 × 639,737.30
  4. Step 4: Simplify right side
    1,480,582.10x = 1,421,107,032,439.82
  5. Step 5: Solve for x
    x = 1,421,107,032,439.82/1,480,582.10
  6. Step 6: Final answer
    x = 959,829.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.