Home / 1,604,622.91-2,214,369.40-879,515.77

Finding the Fourth Proportional to 1,604,622.91, 2,214,369.40 and 879,515.77

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Solution

The fourth proportional to 1,604,622.91, 2,214,369.40 and 879,515.77 is: 1,213,726.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,604,622.91 : 2,214,369.40 = 879,515.77 : x
  2. Step 2: Convert to fraction form
    1,604,622.91/2,214,369.40 = 879,515.77/x
  3. Step 3: Cross multiply
    1,604,622.91x = 2,214,369.40 × 879,515.77
  4. Step 4: Simplify right side
    1,604,622.91x = 1,947,572,796,833.59
  5. Step 5: Solve for x
    x = 1,947,572,796,833.59/1,604,622.91
  6. Step 6: Final answer
    x = 1,213,726.16

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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.