Home / 2,387,212.04-3,580,855.95-1,328,980.16

Finding the Fourth Proportional to 2,387,212.04, 3,580,855.95 and 1,328,980.16

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Solution

The fourth proportional to 2,387,212.04, 3,580,855.95 and 1,328,980.16 is: 1,993,491.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,387,212.04 : 3,580,855.95 = 1,328,980.16 : x
  2. Step 2: Convert to fraction form
    2,387,212.04/3,580,855.95 = 1,328,980.16/x
  3. Step 3: Cross multiply
    2,387,212.04x = 3,580,855.95 × 1,328,980.16
  4. Step 4: Simplify right side
    2,387,212.04x = 4,758,886,513,367.95
  5. Step 5: Solve for x
    x = 4,758,886,513,367.95/2,387,212.04
  6. Step 6: Final answer
    x = 1,993,491.33

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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.